A214804 Number of rooted maps with n vertices and 2 faces on a non-orientable surface of type 2.

0, 11660, 375552, 6652366, 86303920, 918342738

Offset: 0

Author

N. J. A. Sloane, Jul 28 2012

Keywords

• nonn
• more

Links

• 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.