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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
OFFSET
0,2
CROSSREFS
Cf. A005260.
Sequence in context: A280360 A222719 A089550 * A295588 A108298 A202384
KEYWORD
nonn
AUTHOR
STATUS
approved