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A145640
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Denominator the polynomial A_l(x) = sum_{d=1..l-1} x^(l-d)/d for index l=2n+1 evaluated at x=16.
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39
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1, 3, 5, 35, 315, 3465, 45045, 45045, 255255, 969969, 29393, 2028117, 50702925, 456326325, 13233463425, 820474732350, 4512611027925, 4512611027925, 166966608033225, 12843585233325, 526586994566325, 22643240766351975
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OFFSET
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1,2
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COMMENTS
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For numerators see A145639. For general properties of A_l(x) see A145609.
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LINKS
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MATHEMATICA
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m = 16; aa = {}; Do[k = 0; Do[k = k + m^(2 r + 1 - d)/d, {d, 1, 2 r}]; AppendTo[aa, Denominator[k]], {r, 1, 30}]; aa (*Artur Jasinski*)
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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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EXTENSIONS
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STATUS
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approved
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