| genus c | 20, non-orientable |
| Schläfli formula c | {4,10} |
| V / F / E c | 12 / 30 / 60 |
| notes |
|
| vertex, face multiplicity c | 2, 1 |
| 20, each with 6 edges | |
| rotational symmetry group | 240 elements. |
| full symmetry group | 240 elements. |
| its presentation c | < r, s, t | t2, r4, (rs)2, (rt)2, (st)2, s‑1rs‑1r2sr‑1t, (rs‑4)2 > |
| C&D number c | N20.1 |
| The statistics marked c are from the published work of Professor Marston Conder. | |
List of regular maps in non-orientable genus 20.
| Orientable | |
| Non-orientable |