id:A006408 - OEIS Search Results

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Number of rooted nonseparable maps on the torus.
(Formerly M3672)

+0
1

4, 39, 190, 651, 1792, 4242, 8988, 17490, 31812 (list; graph; listen)

	OFFSET	`2,1`
	REFERENCES	`Walsh, T. R. S.; Lehman, A. B.; Counting rooted maps by genus. III: Nonseparable maps. J. Combinatorial Theory Ser. B 18 (1975), 222-259.`
	CROSSREFS	`Adjacent sequences: A006405 A006406 A006407 this_sequence A006409 A006410 A006411` `Sequence in context: A106127 A093850 A024212 this_sequence A112460 A059945 A093851`
	KEYWORD	`nonn`
	AUTHOR	`njas`

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Last modified October 9 14:06 EDT 2008. Contains 144831 sequences.