Polytopes of Type {6,6,21}

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. {6,6,21}*1512a (SmallGroup(1512,561)) (Universal)
  2. {6,6,21}*1512b (SmallGroup(1512,838)) (Universal)