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A061688
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Generalized Bell numbers.
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1
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1, 1, 65, 48844, 209175233, 3464129078126, 173566857025139312, 22208366234650578141209, 6409515697874502425444186817, 3794729706423816704068204814925754
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,3
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LINKS
| J.-M. Sixdeniers, K. A. Penson and A. I. Solomon, Extended Bell and Stirling Numbers From Hypergeometric Exponentiation, J. Integer Seqs. Vol. 4 (2001), #01.1.4.
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MAPLE
| a:= proc (n) option remember; local k; `if` (n=0, 1, add (binomial (n, k)^7* (n-k)* a(k)/n, k=0..n-1)) end: seq (a(n), n=0..12); [From Alois P. Heinz (heinz(AT)hs-heilbronn.de), Nov 07 2008]
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CROSSREFS
| Sequence in context: A177652 A183238 A103345 * A171706 A015072 A015039
Adjacent sequences: A061685 A061686 A061687 * A061689 A061690 A061691
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Jun 18 2001
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EXTENSIONS
| More terms from Alois P. Heinz (heinz(AT)hs-heilbronn.de), Nov 07 2008
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