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1, 2, 16, 512, 38416, 7962624, 4096000000, 4398046511104, 10000000000000000, 48717667557975775744, 451730952053751361306624, 7982572438812891719395180544, 268637376395543538746286686601216, 16132732437821617561429013924830773248
(list;
graph;
refs;
listen;
history;
text;
internal format)
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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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a(n) ~ exp(Pi*n^(3/2) - sqrt(n)/Pi - 1/(2*Pi^2)) / (8^n * n^n) * (1 - 1/(3*Pi^3*sqrt(n))).
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MATHEMATICA
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nmax = 15; A015128 = Rest[CoefficientList[Series[Product[(1+x^k)/(1-x^k), {k, 1, nmax}], {x, 0, nmax}], x]]; Flatten[{1, Table[A015128[[n]]^n, {n, 1, nmax}]}]
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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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