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Search: id:A001277
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| A001277 |
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Number of permutations of length n by rises.
(Formerly M2928 N1176)
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+0
4
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| 1, 3, 12, 56, 321, 2175, 17008, 150504, 1485465, 16170035, 192384876, 2483177808, 34554278857, 515620794591, 8212685046336
(list; graph; listen)
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OFFSET
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2,2
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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).
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
F. N. David, M. G. Kendall and D. E. Barton, Symmetric Function and Allied Tables, Cambridge, 1966, p. 264.
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FORMULA
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Apparently the partial sums of A000166. - R. Stephan, May 23 2004
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CROSSREFS
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Sequence in context: A009499 A009656 A020016 this_sequence A106570 A027140 A110309
Adjacent sequences: A001274 A001275 A001276 this_sequence A001278 A001279 A001280
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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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