id:A101851 - OEIS Search Results

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a(n) = Sum_{k=0..n} (-1)^(n-k)*k*Stirling2(n,k).

+0
1

0, 1, 1, -2, -1, 11, -18, -41, 317, -680, -1767, 19911, -68264, -59643, 2076973, -11905466, 18577387, 269836343, -2819431570, 12357816867, 17355428041, -752675321800, 6318046208653, -21416130683133, -152569023028272, 3016508107668601, -23667435182395287 (list; graph; listen)

	OFFSET	`0,4`
	FORMULA	`E.g.f.: (1-exp(-x))exp(1-exp(-x)): G.f.: Sum(kx^k/Product(1+l*x, l = 1 .. k), k = 1 .. infinity).`
	CROSSREFS	`Cf. A005493, A000587.` `Sequence in context: A138351 A120293 A063624 this_sequence A111724 A080371 A151337` `Adjacent sequences: A101848 A101849 A101850 this_sequence A101852 A101853 A101854`
	KEYWORD	`easy,sign`
	AUTHOR	`Vladeta Jovovic (vladeta(AT)eunet.rs), Jan 27 2005`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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