R21.20′

Statistics

genus c	21, orientable
Schläfli formula c	{16,8}
V / F / E c	16 / 8 / 64
notes
vertex, face multiplicity c	4, 8
Petrie polygons	8, each with 16 edges
rotational symmetry group	128 elements.
full symmetry group	256 elements.
its presentation c	< r, s, t | t2, (sr)2, (sr‑1)2, (st)2, (rt)2, s8, r16  >
C&D number c	R21.20′
The statistics marked c are from the published work of Professor Marston Conder.

Relations to other Regular Maps

Its dual is R21.20.

It can be 3-split to give R69.20′.

List of regular maps in orientable genus 21.

Other Regular Maps

General Index