A214805 Number of rooted maps with n vertices and 3 faces on a non-orientable surface of type 2.

0, 160680, 6652366, 146387872, 2298445830, 28995928200

Offset

0,2

Links

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

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

Crossrefs

A diagonal of A214806.

Sequence in context: A251827 A115536 A250056 * A257193 A257186 A254986

Adjacent sequences: A214802 A214803 A214804 * A214806 A214807 A214808

Keyword

nonn,more

Author

N. J. A. Sloane, Jul 28 2012

Status

approved