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A113665
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Self-convolution 5th power of A113671, where a(n) = A113671(n+1)/(n+1).
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9
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1, 5, 60, 1110, 27105, 811026, 28511130, 1146762120, 51826136580, 2597311722545, 142897603735880, 8561763675801900, 554962861232408910, 38698651781787343980, 2889100726488051970230, 229948324353525499175160
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OFFSET
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0,2
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LINKS
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FORMULA
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G.f. satisfies: A(x) = (1 + x*d/dx[x*A(x)] )^5.
a(n) ~ c * 5^n * n! * n^(4/5), where c = 0.688632085705020709346557... - Vaclav Kotesovec, Oct 23 2020
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PROG
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(PARI) {a(n)=local(A=1+x*O(x^n)); for(i=1, n, A=(1+x*deriv(x*A))^5); polcoeff(A, n, x)}
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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