Polytopes of Type {20,42}

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. {20,42}*1680a (SmallGroup(1680,770))
  2. {20,42}*1680b (SmallGroup(1680,954))