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Search: id:A007280
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| A007280 |
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Multiplicative encoding of partition triangle.
(Formerly M1694)
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+0
1
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| 2, 6, 30, 630, 34650, 47297250, 309560501250, 618190773193743750, 66537433850544954015468750, 65572844234095125006030612749369531250
(list; graph; listen)
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OFFSET
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1,1
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
L. Comtet, Advanced Combinatorics, Reidel, 1974, p. 307.
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LINKS
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N. J. A. Sloane, An on-line version of the Encyclopedia of Integer Sequences, Electronic J. Combinatorics, Vol. 1, no. 1, 1994.
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CROSSREFS
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Sequence in context: A092023 A112723 A074777 this_sequence A102927 A127295 A153046
Adjacent sequences: A007277 A007278 A007279 this_sequence A007281 A007282 A007283
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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