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A051781
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Denominators of Taylor series expansion of (exp(1-exp(x))-1)/(1-exp(x)).
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1
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1, 2, 12, 24, 45, 1440, 6048, 24192, 3628800, 3628800, 598752, 7096320, 435891456000, 326918592000, 713276928000, 1793381990400, 2667655710720000, 64023737057280000, 25545471085854720000, 51090942171709440000, 16860010916664115200000
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OFFSET
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0,2
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LINKS
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EXAMPLE
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1-1/2*x-1/12*x^2+1/24*x^3+1/45*x^4+1/1440*x^5-17/6048*x^6-25/24192*x^7+...
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MATHEMATICA
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Denominator[CoefficientList[Series[(Exp[1-Exp[x]]-1)/(1-Exp[x]), {x, 0, 20}], x]] (* Harvey P. Dale, Jul 17 2014 *)
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CROSSREFS
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KEYWORD
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nonn,easy,frac
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AUTHOR
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STATUS
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approved
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