A054370 - OEIS

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A054370

Number of unlabeled asymmetric 7-ary cacti having n polygons.

1, 1, 0, 21, 182, 2093, 23394, 285383, 3621150, 47813367, 650302814 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,4`
	LINKS	`Miklos Bona, Michel Bousquet, Gilbert Labelle, Pierre Leroux, Enumeration of m-ary cacti, Advances in Applied Mathematics, 24 (2000), 22-56 (pdf, dvi).` `Index entries for sequences related to cacti`
	CROSSREFS	`Sequence in context: A025604 A062159 A059721 * A010827 A022713 A163718` `Adjacent sequences: A054367 A054368 A054369 * A054371 A054372 A054373`
	KEYWORD	`nonn`
	AUTHOR	`Simon Plouffe (simon.plouffe(AT)gmail.com)`

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Last modified February 17 04:58 EST 2012. Contains 205985 sequences.