id:A129049 - OEIS Search Results

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Number of n-node triangulations of the nonorientable surface N_3 in which every node has degree >= 3.

+0
1

0, 133, 11784, 530278, 16306649, 392973078, 8001174073, 144075560093 (list; graph; listen)

	OFFSET	`8,2`
	REFERENCES	`G. Ringel, Wie man die geschlossenen nichtorientierbaren Flaechen in moeglichst wenig Dreiecke zerlegen kann, Math. Ann. 130 (1955), 317-326.`
	LINKS	`Thom Sulanke, Generating triangulations of surfaces (surftri), (also subpages).`
	CROSSREFS	`Sequence in context: A028295 A133240 A129050 this_sequence A015264 A055579 A061491` `Adjacent sequences: A129046 A129047 A129048 this_sequence A129050 A129051 A129052`
	KEYWORD	`nonn`
	AUTHOR	`njas, May 13 2007`

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Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.