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A284897
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Expansion of Product_{k>=1} 1/(1+x^k)^(k^3) in powers of x.
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5
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1, -1, -7, -20, -8, 99, 455, 958, 715, -3606, -17450, -44157, -61852, 19546, 419786, 1442212, 3084950, 3756436, -2155907, -27112107, -88277693, -187777531, -251308697, -5153980, 1182558343, 4299818445, 9988792754, 16075200671, 12020651310, -29802956283
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OFFSET
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0,3
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LINKS
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FORMULA
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MATHEMATICA
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CoefficientList[Series[Product[1/(1 + x^k)^(k^3) , {k, 40}], {x, 0, 40}], x] (* Indranil Ghosh, Apr 05 2017 *)
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PROG
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(PARI) x= 'x + O('x^40); Vec(prod(k=1, 40, 1/(1 + x^k)^(k^3))) \\ Indranil Ghosh, Apr 05 2017
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CROSSREFS
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KEYWORD
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sign
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AUTHOR
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STATUS
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approved
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