Polytopes of Type {42,20}

This page is part of the Atlas of Small Regular Polytopes
(See Other Polytopes of Rank 3)

There are 2 polytopes of this type in this atlas. They are :
  1. {42,20}*1680a (SmallGroup(1680,770))
  2. {42,20}*1680b (SmallGroup(1680,954))