A094611 - OEIS

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A094611

Number of unlabeled 5-gonal 2-trees with n 5-gons.

1, 1, 1, 3, 11, 56, 359, 2597, 20386, 167819, 1429815, 12500748, 111595289, 1013544057, 9340950309, 87176935700, 822559721606, 7836316493485, 75293711520236, 728968295958626, 7105984356424859 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,4`
	LINKS	`G. Labelle, C. Lamathe and P. Leroux, Labeled and unlabeled enumeration of k-gonal 2-trees`
	CROSSREFS	`Cf. A054581.` `Sequence in context: A007841 A036760 A000985 * A052442 A180112 A188458` `Adjacent sequences: A094608 A094609 A094610 * A094612 A094613 A094614`
	KEYWORD	`nonn`
	AUTHOR	`Vladeta Jovovic (vladeta(AT)eunet.rs), Jun 06 2004`

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Last modified February 14 09:56 EST 2012. Contains 205614 sequences.