R20.5′

Statistics

genus c20, orientable
Schläfli formula c{9,8}
V / F / E c 18 / 16 / 72
notesreplete
vertex, face multiplicity c2, 3
Petrie polygons
4, each with 36 edges
rotational symmetry group144 elements.
full symmetry group288 elements.
its presentation c< r, s, t | t2, (sr)2, (st)2, (rt)2, (sr‑2)2, s8, (sr‑1s2)2, r‑9  >
C&D number cR20.5′
The statistics marked c are from the published work of Professor Marston Conder.

Relations to other Regular Maps

Its dual is R20.5.

Its Petrie dual is N52.6′.

It can be 2-split to give R47.6′.

List of regular maps in orientable genus 20.


Other Regular Maps

General Index