| genus c | 21, orientable |
| Schläfli formula c | {4,20} |
| V / F / E c | 10 / 50 / 100 |
| notes |
|
| vertex, face multiplicity c | 5, 1 |
| 20, each with 10 edges | |
| rotational symmetry group | 200 elements. |
| full symmetry group | 200 elements. |
| its presentation c | < r, s | r4, (rs)2, (rs‑3)2, s‑1rs‑1rs‑1r2sr‑1s‑1rs‑1, s‑1r‑1srs‑1r‑1sr‑1s‑6 > |
| C&D number c | C21.5 |
| The statistics marked c are from the published work of Professor Marston Conder. | |
List of regular maps in orientable genus 21.
| Orientable | |
| Non-orientable |