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A002687
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Numerators of coefficients for repeated integration.
(Formerly M4457 N1887)
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1
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1, -1, 1, -7, 107, -199, 6031, -5741, 1129981, -435569, 35661419, -1523489833, 45183033541, -12597680311, 19055094997949, -9331210633373, 104148936040729, -2250170748719203, 734854328394419537, -826511503463860961
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,4
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REFERENCES
| H. E. Salzer, Table of coefficients for repeated integration with differences, Phil. Mag., 38 (1947), 331-336.
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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MAPLE
| seq(numer(int(int(mul(p-i, i=0..(n-1)), p=0..p), p=0..1)/n!), n=1..30);
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CROSSREFS
| Cf. A002688.
Sequence in context: A075021 A138963 A141932 * A166547 A156204 A197447
Adjacent sequences: A002684 A002685 A002686 * A002688 A002689 A002690
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KEYWORD
| sign,frac
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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EXTENSIONS
| Corrected and edited by Herman Jamke (hermanjamke(AT)fastmail.fm), Aug 01 2010
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