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Search: id:A003456
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| A003456 |
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Number of dissections of a polygon.
(Formerly M1509)
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+0
1
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| 1, 2, 5, 17, 62, 275, 1272, 6225, 31075, 158376, 816229, 4251412, 23319056, 117998524, 627573216, 3355499036, 18025442261, 97239773408, 526560862829
(list; graph; listen)
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OFFSET
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3,2
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REFERENCES
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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.
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CROSSREFS
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Sequence in context: A056679 A084528 A112832 this_sequence A109084 A090902 A123166
Adjacent sequences: A003453 A003454 A003455 this_sequence A003457 A003458 A003459
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KEYWORD
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nonn
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AUTHOR
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njas
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