| genus c | 21, orientable |
| Schläfli formula c | {24,24} |
| V / F / E c | 4 / 4 / 48 |
| notes |
|
| vertex, face multiplicity c | 12, 12 |
| 24, each with 4 edges | |
| rotational symmetry group | 96 elements. |
| full symmetry group | 192 elements. |
| its presentation c | < r, s, t | t2, (rs)2, (rt)2, (st)2, sr3sr‑1, srs‑1rs2, r‑1sr‑2sr‑1sr‑16s > |
| C&D number c | R21.36 |
| The statistics marked c are from the published work of Professor Marston Conder. | |
It is self-dual.
List of regular maps in orientable genus 21.
| Orientable | |
| Non-orientable |