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# Polytope of Type {40,8}

Atlas Canonical Name : {40,8}*1280e
if this polytope has a name.
Group : SmallGroup(1280,90301)
Rank : 3
Schlafli Type : {40,8}
Number of vertices, edges, etc : 80, 320, 16
Order of s0s1s2 : 20
Order of s0s1s2s1 : 8
Special Properties :
Compact Hyperbolic Quotient
Locally Spherical
Orientable
Related Polytopes :
Facet
Vertex Figure
Dual
Petrial
Facet Of :
None in this Atlas
Vertex Figure Of :
None in this Atlas
Quotients (Maximal Quotients in Boldface) :
2-fold quotients : {40,4}*640b
4-fold quotients : {20,4}*320
5-fold quotients : {8,8}*256f
8-fold quotients : {20,4}*160
10-fold quotients : {8,4}*128b
16-fold quotients : {20,2}*80, {10,4}*80
20-fold quotients : {4,4}*64
32-fold quotients : {10,2}*40
40-fold quotients : {4,4}*32
64-fold quotients : {5,2}*20
80-fold quotients : {2,4}*16, {4,2}*16
160-fold quotients : {2,2}*8
Covers (Minimal Covers in Boldface) :
None in this atlas.
Permutation Representation (GAP) :
```s0 := (  1,481)(  2,485)(  3,484)(  4,483)(  5,482)(  6,486)(  7,490)(  8,489)
(  9,488)( 10,487)( 11,491)( 12,495)( 13,494)( 14,493)( 15,492)( 16,496)
( 17,500)( 18,499)( 19,498)( 20,497)( 21,506)( 22,510)( 23,509)( 24,508)
( 25,507)( 26,501)( 27,505)( 28,504)( 29,503)( 30,502)( 31,516)( 32,520)
( 33,519)( 34,518)( 35,517)( 36,511)( 37,515)( 38,514)( 39,513)( 40,512)
( 41,556)( 42,560)( 43,559)( 44,558)( 45,557)( 46,551)( 47,555)( 48,554)
( 49,553)( 50,552)( 51,546)( 52,550)( 53,549)( 54,548)( 55,547)( 56,541)
( 57,545)( 58,544)( 59,543)( 60,542)( 61,536)( 62,540)( 63,539)( 64,538)
( 65,537)( 66,531)( 67,535)( 68,534)( 69,533)( 70,532)( 71,526)( 72,530)
( 73,529)( 74,528)( 75,527)( 76,521)( 77,525)( 78,524)( 79,523)( 80,522)
( 81,586)( 82,590)( 83,589)( 84,588)( 85,587)( 86,581)( 87,585)( 88,584)
( 89,583)( 90,582)( 91,596)( 92,600)( 93,599)( 94,598)( 95,597)( 96,591)
( 97,595)( 98,594)( 99,593)(100,592)(101,566)(102,570)(103,569)(104,568)
(105,567)(106,561)(107,565)(108,564)(109,563)(110,562)(111,576)(112,580)
(113,579)(114,578)(115,577)(116,571)(117,575)(118,574)(119,573)(120,572)
(121,611)(122,615)(123,614)(124,613)(125,612)(126,616)(127,620)(128,619)
(129,618)(130,617)(131,601)(132,605)(133,604)(134,603)(135,602)(136,606)
(137,610)(138,609)(139,608)(140,607)(141,636)(142,640)(143,639)(144,638)
(145,637)(146,631)(147,635)(148,634)(149,633)(150,632)(151,626)(152,630)
(153,629)(154,628)(155,627)(156,621)(157,625)(158,624)(159,623)(160,622)
(161,321)(162,325)(163,324)(164,323)(165,322)(166,326)(167,330)(168,329)
(169,328)(170,327)(171,331)(172,335)(173,334)(174,333)(175,332)(176,336)
(177,340)(178,339)(179,338)(180,337)(181,346)(182,350)(183,349)(184,348)
(185,347)(186,341)(187,345)(188,344)(189,343)(190,342)(191,356)(192,360)
(193,359)(194,358)(195,357)(196,351)(197,355)(198,354)(199,353)(200,352)
(201,396)(202,400)(203,399)(204,398)(205,397)(206,391)(207,395)(208,394)
(209,393)(210,392)(211,386)(212,390)(213,389)(214,388)(215,387)(216,381)
(217,385)(218,384)(219,383)(220,382)(221,376)(222,380)(223,379)(224,378)
(225,377)(226,371)(227,375)(228,374)(229,373)(230,372)(231,366)(232,370)
(233,369)(234,368)(235,367)(236,361)(237,365)(238,364)(239,363)(240,362)
(241,426)(242,430)(243,429)(244,428)(245,427)(246,421)(247,425)(248,424)
(249,423)(250,422)(251,436)(252,440)(253,439)(254,438)(255,437)(256,431)
(257,435)(258,434)(259,433)(260,432)(261,406)(262,410)(263,409)(264,408)
(265,407)(266,401)(267,405)(268,404)(269,403)(270,402)(271,416)(272,420)
(273,419)(274,418)(275,417)(276,411)(277,415)(278,414)(279,413)(280,412)
(281,451)(282,455)(283,454)(284,453)(285,452)(286,456)(287,460)(288,459)
(289,458)(290,457)(291,441)(292,445)(293,444)(294,443)(295,442)(296,446)
(297,450)(298,449)(299,448)(300,447)(301,476)(302,480)(303,479)(304,478)
(305,477)(306,471)(307,475)(308,474)(309,473)(310,472)(311,466)(312,470)
(313,469)(314,468)(315,467)(316,461)(317,465)(318,464)(319,463)(320,462);;
s1 := (  1,  3)(  4,  5)(  6,  8)(  9, 10)( 11, 13)( 14, 15)( 16, 18)( 19, 20)
( 21, 33)( 22, 32)( 23, 31)( 24, 35)( 25, 34)( 26, 38)( 27, 37)( 28, 36)
( 29, 40)( 30, 39)( 41, 43)( 44, 45)( 46, 48)( 49, 50)( 51, 53)( 54, 55)
( 56, 58)( 59, 60)( 61, 73)( 62, 72)( 63, 71)( 64, 75)( 65, 74)( 66, 78)
( 67, 77)( 68, 76)( 69, 80)( 70, 79)( 81, 88)( 82, 87)( 83, 86)( 84, 90)
( 85, 89)( 91, 98)( 92, 97)( 93, 96)( 94,100)( 95, 99)(101,118)(102,117)
(103,116)(104,120)(105,119)(106,113)(107,112)(108,111)(109,115)(110,114)
(121,128)(122,127)(123,126)(124,130)(125,129)(131,138)(132,137)(133,136)
(134,140)(135,139)(141,158)(142,157)(143,156)(144,160)(145,159)(146,153)
(147,152)(148,151)(149,155)(150,154)(161,203)(162,202)(163,201)(164,205)
(165,204)(166,208)(167,207)(168,206)(169,210)(170,209)(171,213)(172,212)
(173,211)(174,215)(175,214)(176,218)(177,217)(178,216)(179,220)(180,219)
(181,233)(182,232)(183,231)(184,235)(185,234)(186,238)(187,237)(188,236)
(189,240)(190,239)(191,223)(192,222)(193,221)(194,225)(195,224)(196,228)
(197,227)(198,226)(199,230)(200,229)(241,293)(242,292)(243,291)(244,295)
(245,294)(246,298)(247,297)(248,296)(249,300)(250,299)(251,283)(252,282)
(253,281)(254,285)(255,284)(256,288)(257,287)(258,286)(259,290)(260,289)
(261,303)(262,302)(263,301)(264,305)(265,304)(266,308)(267,307)(268,306)
(269,310)(270,309)(271,313)(272,312)(273,311)(274,315)(275,314)(276,318)
(277,317)(278,316)(279,320)(280,319)(321,403)(322,402)(323,401)(324,405)
(325,404)(326,408)(327,407)(328,406)(329,410)(330,409)(331,413)(332,412)
(333,411)(334,415)(335,414)(336,418)(337,417)(338,416)(339,420)(340,419)
(341,433)(342,432)(343,431)(344,435)(345,434)(346,438)(347,437)(348,436)
(349,440)(350,439)(351,423)(352,422)(353,421)(354,425)(355,424)(356,428)
(357,427)(358,426)(359,430)(360,429)(361,443)(362,442)(363,441)(364,445)
(365,444)(366,448)(367,447)(368,446)(369,450)(370,449)(371,453)(372,452)
(373,451)(374,455)(375,454)(376,458)(377,457)(378,456)(379,460)(380,459)
(381,473)(382,472)(383,471)(384,475)(385,474)(386,478)(387,477)(388,476)
(389,480)(390,479)(391,463)(392,462)(393,461)(394,465)(395,464)(396,468)
(397,467)(398,466)(399,470)(400,469)(481,628)(482,627)(483,626)(484,630)
(485,629)(486,623)(487,622)(488,621)(489,625)(490,624)(491,638)(492,637)
(493,636)(494,640)(495,639)(496,633)(497,632)(498,631)(499,635)(500,634)
(501,613)(502,612)(503,611)(504,615)(505,614)(506,618)(507,617)(508,616)
(509,620)(510,619)(511,603)(512,602)(513,601)(514,605)(515,604)(516,608)
(517,607)(518,606)(519,610)(520,609)(521,583)(522,582)(523,581)(524,585)
(525,584)(526,588)(527,587)(528,586)(529,590)(530,589)(531,593)(532,592)
(533,591)(534,595)(535,594)(536,598)(537,597)(538,596)(539,600)(540,599)
(541,578)(542,577)(543,576)(544,580)(545,579)(546,573)(547,572)(548,571)
(549,575)(550,574)(551,568)(552,567)(553,566)(554,570)(555,569)(556,563)
(557,562)(558,561)(559,565)(560,564);;
s2 := (  1,321)(  2,322)(  3,323)(  4,324)(  5,325)(  6,326)(  7,327)(  8,328)
(  9,329)( 10,330)( 11,336)( 12,337)( 13,338)( 14,339)( 15,340)( 16,331)
( 17,332)( 18,333)( 19,334)( 20,335)( 21,341)( 22,342)( 23,343)( 24,344)
( 25,345)( 26,346)( 27,347)( 28,348)( 29,349)( 30,350)( 31,356)( 32,357)
( 33,358)( 34,359)( 35,360)( 36,351)( 37,352)( 38,353)( 39,354)( 40,355)
( 41,396)( 42,397)( 43,398)( 44,399)( 45,400)( 46,391)( 47,392)( 48,393)
( 49,394)( 50,395)( 51,381)( 52,382)( 53,383)( 54,384)( 55,385)( 56,386)
( 57,387)( 58,388)( 59,389)( 60,390)( 61,371)( 62,372)( 63,373)( 64,374)
( 65,375)( 66,376)( 67,377)( 68,378)( 69,379)( 70,380)( 71,366)( 72,367)
( 73,368)( 74,369)( 75,370)( 76,361)( 77,362)( 78,363)( 79,364)( 80,365)
( 81,406)( 82,407)( 83,408)( 84,409)( 85,410)( 86,401)( 87,402)( 88,403)
( 89,404)( 90,405)( 91,411)( 92,412)( 93,413)( 94,414)( 95,415)( 96,416)
( 97,417)( 98,418)( 99,419)(100,420)(101,426)(102,427)(103,428)(104,429)
(105,430)(106,421)(107,422)(108,423)(109,424)(110,425)(111,431)(112,432)
(113,433)(114,434)(115,435)(116,436)(117,437)(118,438)(119,439)(120,440)
(121,471)(122,472)(123,473)(124,474)(125,475)(126,476)(127,477)(128,478)
(129,479)(130,480)(131,466)(132,467)(133,468)(134,469)(135,470)(136,461)
(137,462)(138,463)(139,464)(140,465)(141,456)(142,457)(143,458)(144,459)
(145,460)(146,451)(147,452)(148,453)(149,454)(150,455)(151,441)(152,442)
(153,443)(154,444)(155,445)(156,446)(157,447)(158,448)(159,449)(160,450)
(161,481)(162,482)(163,483)(164,484)(165,485)(166,486)(167,487)(168,488)
(169,489)(170,490)(171,496)(172,497)(173,498)(174,499)(175,500)(176,491)
(177,492)(178,493)(179,494)(180,495)(181,501)(182,502)(183,503)(184,504)
(185,505)(186,506)(187,507)(188,508)(189,509)(190,510)(191,516)(192,517)
(193,518)(194,519)(195,520)(196,511)(197,512)(198,513)(199,514)(200,515)
(201,556)(202,557)(203,558)(204,559)(205,560)(206,551)(207,552)(208,553)
(209,554)(210,555)(211,541)(212,542)(213,543)(214,544)(215,545)(216,546)
(217,547)(218,548)(219,549)(220,550)(221,531)(222,532)(223,533)(224,534)
(225,535)(226,536)(227,537)(228,538)(229,539)(230,540)(231,526)(232,527)
(233,528)(234,529)(235,530)(236,521)(237,522)(238,523)(239,524)(240,525)
(241,566)(242,567)(243,568)(244,569)(245,570)(246,561)(247,562)(248,563)
(249,564)(250,565)(251,571)(252,572)(253,573)(254,574)(255,575)(256,576)
(257,577)(258,578)(259,579)(260,580)(261,586)(262,587)(263,588)(264,589)
(265,590)(266,581)(267,582)(268,583)(269,584)(270,585)(271,591)(272,592)
(273,593)(274,594)(275,595)(276,596)(277,597)(278,598)(279,599)(280,600)
(281,631)(282,632)(283,633)(284,634)(285,635)(286,636)(287,637)(288,638)
(289,639)(290,640)(291,626)(292,627)(293,628)(294,629)(295,630)(296,621)
(297,622)(298,623)(299,624)(300,625)(301,616)(302,617)(303,618)(304,619)
(305,620)(306,611)(307,612)(308,613)(309,614)(310,615)(311,601)(312,602)
(313,603)(314,604)(315,605)(316,606)(317,607)(318,608)(319,609)(320,610);;
poly := Group([s0,s1,s2]);;

```
Finitely Presented Group Representation (GAP) :
```F := FreeGroup("s0","s1","s2");;
s0 := F.1;;  s1 := F.2;;  s2 := F.3;;
rels := [ s0*s0, s1*s1, s2*s2, s0*s2*s0*s2, s0*s1*s2*s1*s2*s1*s2*s1*s0*s1*s2*s1*s2*s1*s2*s1,
s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2,
s2*s0*s1*s2*s1*s2*s0*s1*s0*s1*s0*s1*s2*s1*s0*s1*s0*s1,
s2*s0*s1*s0*s1*s2*s1*s0*s1*s2*s0*s1*s0*s1*s2*s1*s0*s1,
s0*s1*s0*s2*s1*s0*s2*s1*s0*s1*s0*s1*s0*s1*s0*s1*s2*s0*s1*s2*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1 ];;
poly := F / rels;;

```
Permutation Representation (Magma) :
```s0 := Sym(640)!(  1,481)(  2,485)(  3,484)(  4,483)(  5,482)(  6,486)(  7,490)
(  8,489)(  9,488)( 10,487)( 11,491)( 12,495)( 13,494)( 14,493)( 15,492)
( 16,496)( 17,500)( 18,499)( 19,498)( 20,497)( 21,506)( 22,510)( 23,509)
( 24,508)( 25,507)( 26,501)( 27,505)( 28,504)( 29,503)( 30,502)( 31,516)
( 32,520)( 33,519)( 34,518)( 35,517)( 36,511)( 37,515)( 38,514)( 39,513)
( 40,512)( 41,556)( 42,560)( 43,559)( 44,558)( 45,557)( 46,551)( 47,555)
( 48,554)( 49,553)( 50,552)( 51,546)( 52,550)( 53,549)( 54,548)( 55,547)
( 56,541)( 57,545)( 58,544)( 59,543)( 60,542)( 61,536)( 62,540)( 63,539)
( 64,538)( 65,537)( 66,531)( 67,535)( 68,534)( 69,533)( 70,532)( 71,526)
( 72,530)( 73,529)( 74,528)( 75,527)( 76,521)( 77,525)( 78,524)( 79,523)
( 80,522)( 81,586)( 82,590)( 83,589)( 84,588)( 85,587)( 86,581)( 87,585)
( 88,584)( 89,583)( 90,582)( 91,596)( 92,600)( 93,599)( 94,598)( 95,597)
( 96,591)( 97,595)( 98,594)( 99,593)(100,592)(101,566)(102,570)(103,569)
(104,568)(105,567)(106,561)(107,565)(108,564)(109,563)(110,562)(111,576)
(112,580)(113,579)(114,578)(115,577)(116,571)(117,575)(118,574)(119,573)
(120,572)(121,611)(122,615)(123,614)(124,613)(125,612)(126,616)(127,620)
(128,619)(129,618)(130,617)(131,601)(132,605)(133,604)(134,603)(135,602)
(136,606)(137,610)(138,609)(139,608)(140,607)(141,636)(142,640)(143,639)
(144,638)(145,637)(146,631)(147,635)(148,634)(149,633)(150,632)(151,626)
(152,630)(153,629)(154,628)(155,627)(156,621)(157,625)(158,624)(159,623)
(160,622)(161,321)(162,325)(163,324)(164,323)(165,322)(166,326)(167,330)
(168,329)(169,328)(170,327)(171,331)(172,335)(173,334)(174,333)(175,332)
(176,336)(177,340)(178,339)(179,338)(180,337)(181,346)(182,350)(183,349)
(184,348)(185,347)(186,341)(187,345)(188,344)(189,343)(190,342)(191,356)
(192,360)(193,359)(194,358)(195,357)(196,351)(197,355)(198,354)(199,353)
(200,352)(201,396)(202,400)(203,399)(204,398)(205,397)(206,391)(207,395)
(208,394)(209,393)(210,392)(211,386)(212,390)(213,389)(214,388)(215,387)
(216,381)(217,385)(218,384)(219,383)(220,382)(221,376)(222,380)(223,379)
(224,378)(225,377)(226,371)(227,375)(228,374)(229,373)(230,372)(231,366)
(232,370)(233,369)(234,368)(235,367)(236,361)(237,365)(238,364)(239,363)
(240,362)(241,426)(242,430)(243,429)(244,428)(245,427)(246,421)(247,425)
(248,424)(249,423)(250,422)(251,436)(252,440)(253,439)(254,438)(255,437)
(256,431)(257,435)(258,434)(259,433)(260,432)(261,406)(262,410)(263,409)
(264,408)(265,407)(266,401)(267,405)(268,404)(269,403)(270,402)(271,416)
(272,420)(273,419)(274,418)(275,417)(276,411)(277,415)(278,414)(279,413)
(280,412)(281,451)(282,455)(283,454)(284,453)(285,452)(286,456)(287,460)
(288,459)(289,458)(290,457)(291,441)(292,445)(293,444)(294,443)(295,442)
(296,446)(297,450)(298,449)(299,448)(300,447)(301,476)(302,480)(303,479)
(304,478)(305,477)(306,471)(307,475)(308,474)(309,473)(310,472)(311,466)
(312,470)(313,469)(314,468)(315,467)(316,461)(317,465)(318,464)(319,463)
(320,462);
s1 := Sym(640)!(  1,  3)(  4,  5)(  6,  8)(  9, 10)( 11, 13)( 14, 15)( 16, 18)
( 19, 20)( 21, 33)( 22, 32)( 23, 31)( 24, 35)( 25, 34)( 26, 38)( 27, 37)
( 28, 36)( 29, 40)( 30, 39)( 41, 43)( 44, 45)( 46, 48)( 49, 50)( 51, 53)
( 54, 55)( 56, 58)( 59, 60)( 61, 73)( 62, 72)( 63, 71)( 64, 75)( 65, 74)
( 66, 78)( 67, 77)( 68, 76)( 69, 80)( 70, 79)( 81, 88)( 82, 87)( 83, 86)
( 84, 90)( 85, 89)( 91, 98)( 92, 97)( 93, 96)( 94,100)( 95, 99)(101,118)
(102,117)(103,116)(104,120)(105,119)(106,113)(107,112)(108,111)(109,115)
(110,114)(121,128)(122,127)(123,126)(124,130)(125,129)(131,138)(132,137)
(133,136)(134,140)(135,139)(141,158)(142,157)(143,156)(144,160)(145,159)
(146,153)(147,152)(148,151)(149,155)(150,154)(161,203)(162,202)(163,201)
(164,205)(165,204)(166,208)(167,207)(168,206)(169,210)(170,209)(171,213)
(172,212)(173,211)(174,215)(175,214)(176,218)(177,217)(178,216)(179,220)
(180,219)(181,233)(182,232)(183,231)(184,235)(185,234)(186,238)(187,237)
(188,236)(189,240)(190,239)(191,223)(192,222)(193,221)(194,225)(195,224)
(196,228)(197,227)(198,226)(199,230)(200,229)(241,293)(242,292)(243,291)
(244,295)(245,294)(246,298)(247,297)(248,296)(249,300)(250,299)(251,283)
(252,282)(253,281)(254,285)(255,284)(256,288)(257,287)(258,286)(259,290)
(260,289)(261,303)(262,302)(263,301)(264,305)(265,304)(266,308)(267,307)
(268,306)(269,310)(270,309)(271,313)(272,312)(273,311)(274,315)(275,314)
(276,318)(277,317)(278,316)(279,320)(280,319)(321,403)(322,402)(323,401)
(324,405)(325,404)(326,408)(327,407)(328,406)(329,410)(330,409)(331,413)
(332,412)(333,411)(334,415)(335,414)(336,418)(337,417)(338,416)(339,420)
(340,419)(341,433)(342,432)(343,431)(344,435)(345,434)(346,438)(347,437)
(348,436)(349,440)(350,439)(351,423)(352,422)(353,421)(354,425)(355,424)
(356,428)(357,427)(358,426)(359,430)(360,429)(361,443)(362,442)(363,441)
(364,445)(365,444)(366,448)(367,447)(368,446)(369,450)(370,449)(371,453)
(372,452)(373,451)(374,455)(375,454)(376,458)(377,457)(378,456)(379,460)
(380,459)(381,473)(382,472)(383,471)(384,475)(385,474)(386,478)(387,477)
(388,476)(389,480)(390,479)(391,463)(392,462)(393,461)(394,465)(395,464)
(396,468)(397,467)(398,466)(399,470)(400,469)(481,628)(482,627)(483,626)
(484,630)(485,629)(486,623)(487,622)(488,621)(489,625)(490,624)(491,638)
(492,637)(493,636)(494,640)(495,639)(496,633)(497,632)(498,631)(499,635)
(500,634)(501,613)(502,612)(503,611)(504,615)(505,614)(506,618)(507,617)
(508,616)(509,620)(510,619)(511,603)(512,602)(513,601)(514,605)(515,604)
(516,608)(517,607)(518,606)(519,610)(520,609)(521,583)(522,582)(523,581)
(524,585)(525,584)(526,588)(527,587)(528,586)(529,590)(530,589)(531,593)
(532,592)(533,591)(534,595)(535,594)(536,598)(537,597)(538,596)(539,600)
(540,599)(541,578)(542,577)(543,576)(544,580)(545,579)(546,573)(547,572)
(548,571)(549,575)(550,574)(551,568)(552,567)(553,566)(554,570)(555,569)
(556,563)(557,562)(558,561)(559,565)(560,564);
s2 := Sym(640)!(  1,321)(  2,322)(  3,323)(  4,324)(  5,325)(  6,326)(  7,327)
(  8,328)(  9,329)( 10,330)( 11,336)( 12,337)( 13,338)( 14,339)( 15,340)
( 16,331)( 17,332)( 18,333)( 19,334)( 20,335)( 21,341)( 22,342)( 23,343)
( 24,344)( 25,345)( 26,346)( 27,347)( 28,348)( 29,349)( 30,350)( 31,356)
( 32,357)( 33,358)( 34,359)( 35,360)( 36,351)( 37,352)( 38,353)( 39,354)
( 40,355)( 41,396)( 42,397)( 43,398)( 44,399)( 45,400)( 46,391)( 47,392)
( 48,393)( 49,394)( 50,395)( 51,381)( 52,382)( 53,383)( 54,384)( 55,385)
( 56,386)( 57,387)( 58,388)( 59,389)( 60,390)( 61,371)( 62,372)( 63,373)
( 64,374)( 65,375)( 66,376)( 67,377)( 68,378)( 69,379)( 70,380)( 71,366)
( 72,367)( 73,368)( 74,369)( 75,370)( 76,361)( 77,362)( 78,363)( 79,364)
( 80,365)( 81,406)( 82,407)( 83,408)( 84,409)( 85,410)( 86,401)( 87,402)
( 88,403)( 89,404)( 90,405)( 91,411)( 92,412)( 93,413)( 94,414)( 95,415)
( 96,416)( 97,417)( 98,418)( 99,419)(100,420)(101,426)(102,427)(103,428)
(104,429)(105,430)(106,421)(107,422)(108,423)(109,424)(110,425)(111,431)
(112,432)(113,433)(114,434)(115,435)(116,436)(117,437)(118,438)(119,439)
(120,440)(121,471)(122,472)(123,473)(124,474)(125,475)(126,476)(127,477)
(128,478)(129,479)(130,480)(131,466)(132,467)(133,468)(134,469)(135,470)
(136,461)(137,462)(138,463)(139,464)(140,465)(141,456)(142,457)(143,458)
(144,459)(145,460)(146,451)(147,452)(148,453)(149,454)(150,455)(151,441)
(152,442)(153,443)(154,444)(155,445)(156,446)(157,447)(158,448)(159,449)
(160,450)(161,481)(162,482)(163,483)(164,484)(165,485)(166,486)(167,487)
(168,488)(169,489)(170,490)(171,496)(172,497)(173,498)(174,499)(175,500)
(176,491)(177,492)(178,493)(179,494)(180,495)(181,501)(182,502)(183,503)
(184,504)(185,505)(186,506)(187,507)(188,508)(189,509)(190,510)(191,516)
(192,517)(193,518)(194,519)(195,520)(196,511)(197,512)(198,513)(199,514)
(200,515)(201,556)(202,557)(203,558)(204,559)(205,560)(206,551)(207,552)
(208,553)(209,554)(210,555)(211,541)(212,542)(213,543)(214,544)(215,545)
(216,546)(217,547)(218,548)(219,549)(220,550)(221,531)(222,532)(223,533)
(224,534)(225,535)(226,536)(227,537)(228,538)(229,539)(230,540)(231,526)
(232,527)(233,528)(234,529)(235,530)(236,521)(237,522)(238,523)(239,524)
(240,525)(241,566)(242,567)(243,568)(244,569)(245,570)(246,561)(247,562)
(248,563)(249,564)(250,565)(251,571)(252,572)(253,573)(254,574)(255,575)
(256,576)(257,577)(258,578)(259,579)(260,580)(261,586)(262,587)(263,588)
(264,589)(265,590)(266,581)(267,582)(268,583)(269,584)(270,585)(271,591)
(272,592)(273,593)(274,594)(275,595)(276,596)(277,597)(278,598)(279,599)
(280,600)(281,631)(282,632)(283,633)(284,634)(285,635)(286,636)(287,637)
(288,638)(289,639)(290,640)(291,626)(292,627)(293,628)(294,629)(295,630)
(296,621)(297,622)(298,623)(299,624)(300,625)(301,616)(302,617)(303,618)
(304,619)(305,620)(306,611)(307,612)(308,613)(309,614)(310,615)(311,601)
(312,602)(313,603)(314,604)(315,605)(316,606)(317,607)(318,608)(319,609)
(320,610);
poly := sub<Sym(640)|s0,s1,s2>;

```
Finitely Presented Group Representation (Magma) :
```poly<s0,s1,s2> := Group< s0,s1,s2 | s0*s0, s1*s1, s2*s2,
s0*s2*s0*s2, s0*s1*s2*s1*s2*s1*s2*s1*s0*s1*s2*s1*s2*s1*s2*s1,
s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2,
s2*s0*s1*s2*s1*s2*s0*s1*s0*s1*s0*s1*s2*s1*s0*s1*s0*s1,
s2*s0*s1*s0*s1*s2*s1*s0*s1*s2*s0*s1*s0*s1*s2*s1*s0*s1,
s0*s1*s0*s2*s1*s0*s2*s1*s0*s1*s0*s1*s0*s1*s0*s1*s2*s0*s1*s2*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1 >;

```
References : None.
to this polytope