1,2

One-vertex one-face maps on orientable surfaces are counted by A035319.

E. R. Canfield, Calculating the number of rooted maps on a surface, Congr. Numerantium, 76 (1990), 21-34.

D. M. Jackson and T. I. Visentin, An atlas of the smaller maps in orientable and nonorientable surfaces. CRC Press, Boca Raton, 2001.

Sequence in context: A089454 A109109 A114467 this_sequence A024383 A110041 A064327

Adjacent sequences: A118447 A118448 A118449 this_sequence A118451 A118452 A118453

more,nonn

Valery A. Liskovets (liskov(AT)im.bas-net.by), May 04 2006