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A007804 Related to the asymptotic expansion of Sum_{k = 0..n} C(n,k)^4. 0
1, 30, 1730, 152340, 18177750, 2742927876, 500848449300, 107365679361000, 26431620161451750, 7348772237141884500, 2277376143931016207100, 778374526612873263759000, 290867891728117751744917500 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..12.

CROSSREFS

Cf. A005260.

Sequence in context: A280360 A222719 A089550 * A295588 A108298 A202384

Adjacent sequences:  A007801 A007802 A007803 * A007805 A007806 A007807

KEYWORD

nonn

AUTHOR

Bruno Haible

STATUS

approved

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Last modified May 8 16:18 EDT 2021. Contains 343666 sequences. (Running on oeis4.)