id:A005751 - OEIS Search Results

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Number of matched trees with n nodes.
(Formerly M1478)

+0
1

1, 1, 2, 5, 15, 49, 180, 701, 2891, 12371, 54564, 246319 (list; graph; listen)

	OFFSET	`1,3`
	REFERENCES	`R. Simion, Trees with 1-factors and oriented trees, Discrete Math., 88 (1991), 93-104.`
	LINKS	`Index entries for sequences related to trees`
	CROSSREFS	`Sequence in context: A084082 A079146 A000734 this_sequence A020876 A093129 A024718` `Adjacent sequences: A005748 A005749 A005750 this_sequence A005752 A005753 A005754`
	KEYWORD	`nonn`
	AUTHOR	`njas`

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Last modified September 5 01:44 EDT 2008. Contains 143476 sequences.