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A054364
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Number of unlabeled asymmetric 5-ary cacti having n polygons.
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0
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1, 1, 0, 10, 60, 505, 3876, 33125, 290700, 2661100, 25049020, 241724375, 2379812100
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OFFSET
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0,4
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LINKS
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Table of n, a(n) for n=0..12.
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
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CROSSREFS
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Sequence in context: A083585 A155633 A002493 * A004309 A219368 A052664
Adjacent sequences: A054361 A054362 A054363 * A054365 A054366 A054367
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KEYWORD
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nonn
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AUTHOR
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Simon Plouffe
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STATUS
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approved
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