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A082526
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Denominators of coefficients in (1+x)^(1+x) power series.
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1
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1, 1, 1, 2, 3, 12, 40, 120, 2520, 5040, 10080, 5040, 19958400, 19958400, 259459200, 518918400, 2179457280, 4358914560, 1235025792000, 3705077376000, 422378820864000, 52797352608000, 120679663104000, 844757641728000
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OFFSET
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0,4
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LINKS
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MATHEMATICA
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Denominator[CoefficientList[Series[(1+x)^(1+x), {x, 0, 30}], x]] (* Harvey P. Dale, Dec 31 2015 *)
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PROG
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(PARI) a(n)=denominator(polcoeff((1+x)^(1+x)+O(x^(n+1)), n))
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CROSSREFS
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KEYWORD
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frac,nonn
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AUTHOR
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STATUS
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approved
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