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Polytopes of Type {3,6,21}

This page is part of the Atlas of Small Regular Polytopes
(See Other Polytopes of Rank 4)

There are 2 polytopes of this type in this atlas. They are :
  1. {3,6,21}*756 (SmallGroup(756,98)) (Universal)
  2. {3,6,21}*1680 (SmallGroup(1680,927)) (Universal)