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A036070 Expansion of (-1+1/(1-4*x)^4)/(16*x); related to A038846. 5
1, 10, 80, 560, 3584, 21504, 122880, 675840, 3604480, 18743296, 95420416, 477102080, 2348810240, 11408506880, 54760833024, 260113956864, 1224065679360, 5712306503680, 26456998543360, 121702193299456 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..19.

W. Lang, On generalizations of Stirling number triangles, J. Integer Seqs., Vol. 3 (2000), #00.2.4.

FORMULA

a(n) = 4^(n-1)*binomial(n+4, 3); G.f. (-1+(1-4*x)^(-4))/(x*4^2).

CROSSREFS

Cf. A038846, A001787. a(n)= A030526(n+1, 1) (first column of triangle).

Sequence in context: A000575 A220485 A055285 * A257286 A125373 A093145

Adjacent sequences:  A036067 A036068 A036069 * A036071 A036072 A036073

KEYWORD

easy,nonn

AUTHOR

Wolfdieter Lang

STATUS

approved

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Last modified September 28 05:41 EDT 2022. Contains 357063 sequences. (Running on oeis4.)