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A214335 Number of rooted maps with n vertices and 2 faces on a non-orientable surface of type 3/2. 1
0, 690, 16925, 237652, 2518957, 22417804 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

REFERENCES

Arques, Didier; and Giorgetti, Alain. Counting rooted maps on a surface. Theoret. Comput. Sci. 234 (2000), no. 1-2, 255--272. MR1745078 (2001f:05078).

LINKS

Table of n, a(n) for n=0..5.

CROSSREFS

A diagonal of A214337.

Sequence in context: A284284 A115177 A263114 * A060054 A120084 A120082

Adjacent sequences:  A214332 A214333 A214334 * A214336 A214337 A214338

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jul 27 2012

STATUS

approved

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Last modified May 25 20:58 EDT 2020. Contains 334597 sequences. (Running on oeis4.)