id:A006925 - OEIS Search Results

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Number of trivalent graphs of girth exactly 5 and 2n nodes.
(Formerly M1879)

+0
1

1, 2, 8, 48, 450, 5751, 90553, 1612905, 31297357, 652159389 (list; graph; listen)

	OFFSET	`5,2`
	REFERENCES	`Gordon Royle, personal communication.` `CRC Handbook of Combinatorial Designs, 1996, p. 647.`
	CROSSREFS	`Adjacent sequences: A006922 A006923 A006924 this_sequence A006926 A006927 A006928` `Sequence in context: A063075 A112541 A052667 this_sequence A005867 A079802 A009741`
	KEYWORD	`nonn`
	AUTHOR	`njas`

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