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A132061 Alternating row sums of triangle A132056 (S2(8), Stirling2 generalization). 1
1, 7, 97, 2015, 55841, 1935719, 80574433, 3915183103, 217530794305, 13603055116679, 945542295992801, 72321915976403807, 6036466379411066977, 545983089637963491175, 53194885608199879974241 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..14.

FORMULA

a(n)= -sum(A132056(n, m)*(-1)^m, m=1..n), n>=1.

E.g.f.:-(exp(1 - (1-7*x)^(-1/7)) - 1).

CROSSREFS

Cf. A092085 (alternating row sums of S2(7)=A092082).

Sequence in context: A174516 A058805 A305137 * A013521 A003710 A027837

Adjacent sequences:  A132058 A132059 A132060 * A132062 A132063 A132064

KEYWORD

nonn,easy

AUTHOR

Wolfdieter Lang Sep 14 2007

STATUS

approved

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Last modified October 1 01:28 EDT 2022. Contains 357134 sequences. (Running on oeis4.)