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A174463
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G.f.: exp( Sum_{n>=1} A174464(n)*x^n/n ) where A174464(n) = Sum_{d|n} C(n,d)^(n/d).
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1
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1, 1, 3, 12, 87, 730, 9323, 128897, 2328821, 45800665, 1070513276, 27128105536, 779931162856, 24144719737001, 823414381261067, 30074223785228997, 1187577588961841059, 49917004718553927293, 2241058871263618006056
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OFFSET
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0,3
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LINKS
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PROG
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(PARI) {a(n)=polcoeff(exp(sum(m=1, n, x^m/m*sumdiv(m, d, binomial(m, d)^(m/d)))+x*O(x^n)), n)}
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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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