id:A118093 - OEIS Search Results

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Numbers of rooted hypermaps on the torus with n darts (darts are semi-edges in the particular case of ordinary maps).

+0
2

1, 15, 165, 1611, 14805, 131307, 1138261, 9713835, 81968469, 685888171, 5702382933, 47168678571, 388580070741, 3190523226795, 26124382262613, 213415462218411, 1740019150443861, 14162920013474475, 115112250539595093 (list; graph; listen)

	OFFSET	`3,2`
	LINKS	`A. Mednykh and R. Nedela, Counting unrooted hypermaps on closed orientable surface, 18th Intern. Conf. Formal Power Series & Algebr. Comb., Jun 19, 2006, San Diego, California (USA).`
	CROSSREFS	`Cf. A000257, A118094.` `Sequence in context: A081034 A016243 A016291 this_sequence A016234 A055660 A121114` `Adjacent sequences: A118090 A118091 A118092 this_sequence A118094 A118095 A118096`
	KEYWORD	`nonn`
	AUTHOR	`Valery A. Liskovets (liskov(AT)im.bas-net.by), Apr 13 2006`

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.

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