A286275 - OEIS

A286275

Number of regular non-orientable maps on a surface of genus n.

0, 0, 2, 4, 3, 2, 1, 3, 6, 2, 3, 2, 3, 1, 8, 4, 0, 1, 5, 1, 4, 3, 0, 3, 3, 0, 2, 6, 11, 1, 1, 2, 7, 3, 1, 7, 5, 0, 2, 4, 3, 1, 6, 1, 8, 6, 0, 4, 9, 1, 7, 2, 0, 1, 7, 6, 10, 0, 0, 3, 7, 0, 5, 6, 5, 1, 1, 1, 7, 0, 9, 4, 2, 0, 2, 4, 4, 2, 1, 3, 10, 4, 1, 3, 17, 0

(list; graph; refs; listen; history; text; internal format)

OFFSET

2,3

REFERENCES

Marston Conder, Email to N. J. A. Sloane, May 08 2017

LINKS

Marston Conder, Table of n, a(n) for n = 2..602

Marston Conder and P. Dobcsányi, Determination of all regular maps of small genus, J. Combinatorial Theory, Series B, 81 (2001), 224-242.

Marston Conder, Regular maps and hypermaps of Euler characteristic -1 to -200, J. Combinatorial Theory, Series B, 99 (2009), 455-459.

Marston Conder, Home Page (Contains tables of regular maps, hypermaps and polytopes, trivalent symmetric graphs, and surface actions)

Marston Conder, Non-orientable regular maps of genus 2 to 202 (I think this is superseded by the following link)

Marston Conder, Non-orientable regular maps of genus 2 to 602

CROSSREFS

Sequence in context: A049245 A123547 A123551 * A029717 A135567 A105972

Adjacent sequences: A286272 A286273 A286274 * A286276 A286277 A286278

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, May 08 2017

STATUS

approved