genus c | 18, orientable |
Schläfli formula c | {21,21} |
V / F / E c | 4 / 4 / 42 |
notes | |
vertex, face multiplicity c | 7, 7 |
21, each with 4 edges | |
rotational symmetry group | 84 elements. |
full symmetry group | 168 elements. |
its presentation c | < r, s, t | t2, (rs)2, (rt)2, (st)2, sr3s2, r‑2s7r‑1sr‑8s2 > |
C&D number c | R18.10 |
The statistics marked c are from the published work of Professor Marston Conder. |
It is self-dual.
Its Petrie dual is
It can be 2-split to give
List of regular maps in orientable genus 18.
Its skeleton is 7 . K4.
Orientable | |
Non-orientable |