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A025762 9th order Vatalan numbers (generalization of Catalan numbers). +0
1
1, 1, 37, 1909, 112483, 7123123, 472012183, 32269160215, 2256940619488, 160620490138312, 11588554266307408, 845405636848547320, 62239772654736987376, 4617428134374127211320, 344799253687326693132448 (list; graph; listen)
OFFSET

0,3

FORMULA

G.f.: ${9\over {8+\root 9 \of {1-81x}}}$

CROSSREFS

Adjacent sequences: A025759 A025760 A025761 this_sequence A025763 A025764 A025765

Sequence in context: A009695 A130013 A088872 this_sequence A099807 A141087 A105839

KEYWORD

nonn

AUTHOR

Olivier Gerard (olivier.gerard(AT)gmail.com)

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.


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