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Polytope of Type {2,6,6}

This page is part of the Atlas of Small Regular Polytopes
Atlas Canonical Name : {2,6,6}*576b
if this polytope has a name.
Group : SmallGroup(576,8659)
Rank : 4
Schlafli Type : {2,6,6}
Number of vertices, edges, etc : 2, 24, 72, 24
Order of s0s1s2s3 : 12
Order of s0s1s2s3s2s1 : 2
Special Properties :
   Degenerate
   Universal
   Orientable
   Flat
Related Polytopes :
   Facet
   Vertex Figure
   Dual
Facet Of :
   {2,6,6,2} of size 1152
Vertex Figure Of :
   {2,2,6,6} of size 1152
   {3,2,6,6} of size 1728
Quotients (Maximal Quotients in Boldface) :
   2-fold quotients : {2,3,6}*288
   3-fold quotients : {2,6,6}*192
   4-fold quotients : {2,6,6}*144c
   6-fold quotients : {2,3,6}*96, {2,6,3}*96
   8-fold quotients : {2,3,6}*72
   12-fold quotients : {2,3,3}*48, {2,6,2}*48
   24-fold quotients : {2,3,2}*24
   36-fold quotients : {2,2,2}*16
Covers (Minimal Covers in Boldface) :
   2-fold covers : {2,12,6}*1152a, {4,6,6}*1152c, {2,6,12}*1152c, {2,6,6}*1152b, {2,12,6}*1152d, {2,6,12}*1152e
   3-fold covers : {2,18,6}*1728, {2,6,6}*1728a, {6,6,6}*1728b, {6,6,6}*1728c, {2,6,6}*1728c
Permutation Representation (GAP) :
s0 := (1,2);;
s1 := ( 4, 5)( 7,11)( 8,13)( 9,12)(10,14)(15,27)(16,29)(17,28)(18,30)(19,35)
(20,37)(21,36)(22,38)(23,31)(24,33)(25,32)(26,34)(40,41)(43,47)(44,49)(45,48)
(46,50)(51,63)(52,65)(53,64)(54,66)(55,71)(56,73)(57,72)(58,74)(59,67)(60,69)
(61,68)(62,70);;
s2 := ( 3,55)( 4,56)( 5,58)( 6,57)( 7,51)( 8,52)( 9,54)(10,53)(11,59)(12,60)
(13,62)(14,61)(15,43)(16,44)(17,46)(18,45)(19,39)(20,40)(21,42)(22,41)(23,47)
(24,48)(25,50)(26,49)(27,67)(28,68)(29,70)(30,69)(31,63)(32,64)(33,66)(34,65)
(35,71)(36,72)(37,74)(38,73);;
s3 := ( 3, 6)( 7,10)(11,14)(15,30)(16,28)(17,29)(18,27)(19,34)(20,32)(21,33)
(22,31)(23,38)(24,36)(25,37)(26,35)(39,42)(43,46)(47,50)(51,66)(52,64)(53,65)
(54,63)(55,70)(56,68)(57,69)(58,67)(59,74)(60,72)(61,73)(62,71);;
poly := Group([s0,s1,s2,s3]);;
 
Finitely Presented Group Representation (GAP) :
F := FreeGroup("s0","s1","s2","s3");;
s0 := F.1;;  s1 := F.2;;  s2 := F.3;;  s3 := F.4;;  
rels := [ s0*s0, s1*s1, s2*s2, s3*s3, s0*s1*s0*s1, 
s0*s2*s0*s2, s0*s3*s0*s3, s1*s3*s1*s3, 
s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2, 
s1*s2*s3*s2*s1*s2*s1*s2*s3*s2*s1*s2, 
s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3, 
s3*s1*s2*s3*s2*s3*s1*s2*s3*s2*s3*s1*s2*s3*s2*s3*s1*s2*s3*s2 ];;
poly := F / rels;;
 
Permutation Representation (Magma) :
s0 := Sym(74)!(1,2);
s1 := Sym(74)!( 4, 5)( 7,11)( 8,13)( 9,12)(10,14)(15,27)(16,29)(17,28)(18,30)
(19,35)(20,37)(21,36)(22,38)(23,31)(24,33)(25,32)(26,34)(40,41)(43,47)(44,49)
(45,48)(46,50)(51,63)(52,65)(53,64)(54,66)(55,71)(56,73)(57,72)(58,74)(59,67)
(60,69)(61,68)(62,70);
s2 := Sym(74)!( 3,55)( 4,56)( 5,58)( 6,57)( 7,51)( 8,52)( 9,54)(10,53)(11,59)
(12,60)(13,62)(14,61)(15,43)(16,44)(17,46)(18,45)(19,39)(20,40)(21,42)(22,41)
(23,47)(24,48)(25,50)(26,49)(27,67)(28,68)(29,70)(30,69)(31,63)(32,64)(33,66)
(34,65)(35,71)(36,72)(37,74)(38,73);
s3 := Sym(74)!( 3, 6)( 7,10)(11,14)(15,30)(16,28)(17,29)(18,27)(19,34)(20,32)
(21,33)(22,31)(23,38)(24,36)(25,37)(26,35)(39,42)(43,46)(47,50)(51,66)(52,64)
(53,65)(54,63)(55,70)(56,68)(57,69)(58,67)(59,74)(60,72)(61,73)(62,71);
poly := sub<Sym(74)|s0,s1,s2,s3>;
 
Finitely Presented Group Representation (Magma) :
poly<s0,s1,s2,s3> := Group< s0,s1,s2,s3 | s0*s0, s1*s1, s2*s2, 
s3*s3, s0*s1*s0*s1, s0*s2*s0*s2, s0*s3*s0*s3, 
s1*s3*s1*s3, s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2, 
s1*s2*s3*s2*s1*s2*s1*s2*s3*s2*s1*s2, 
s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3, 
s3*s1*s2*s3*s2*s3*s1*s2*s3*s2*s3*s1*s2*s3*s2*s3*s1*s2*s3*s2 >; 
 

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