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A003455
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Number of dissections of a polygon.
(Formerly M0909)
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0
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1, 2, 3, 11, 29, 122, 479, 2113, 9369, 43392, 203595, 975563, 4736005, 23296394, 115811855, 581324861, 2942579633, 15008044522, 77064865555, 398150807179
(list; graph; refs; listen; history; internal format)
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OFFSET
| 3,2
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REFERENCES
| P. Lisonek, Closed forms for the number of polygon dissections. Journal of Symbolic Computation 20 (1995), 595-601.
R. C. Read, On general dissections of a polygon, Aequat. Math. 18 (1978), 370-388.
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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CROSSREFS
| Sequence in context: A176316 A202211 A104081 * A103275 A195732 A038987
Adjacent sequences: A003452 A003453 A003454 * A003456 A003457 A003458
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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