| genus c | 21, orientable |
| Schläfli formula c | {20,4} |
| V / F / E c | 50 / 10 / 100 |
| notes |
|
| vertex, face multiplicity c | 1, 5 |
| 20, each with 10 edges | |
| rotational symmetry group | 200 elements. |
| full symmetry group | 200 elements. |
| its presentation c | < r, s | s4, (sr)2, (sr‑3)2, r‑1sr‑1sr‑1s2rs‑1r‑1sr‑1, r‑1s‑1rsr‑1s‑1rs‑1r‑6 > |
| C&D number c | C21.5′ |
| The statistics marked c are from the published work of Professor Marston Conder. | |
It can be 3-split to give
It can be built by 5-splitting
It is the result of rectifying
List of regular maps in orientable genus 21.
| Orientable | |
| Non-orientable |