R21.5

Statistics

genus c	21, orientable
Schläfli formula c	{4,12}
V / F / E c	20 / 60 / 120
notes
vertex, face multiplicity c	2, 1
Petrie polygons	24, each with 10 edges
rotational symmetry group	240 elements.
full symmetry group	480 elements.
its presentation c	< r, s, t | t2, r4, (rs)2, (rt)2, (st)2, (s‑1r)3, s‑1r‑1s2rs‑1rs2r‑1s‑2  >
C&D number c	R21.5
The statistics marked c are from the published work of Professor Marston Conder.

Relations to other Regular Maps

Its dual is R21.5′.

List of regular maps in orientable genus 21.

Other Regular Maps

General Index