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A068215
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Denominator of Borwein integral of order 2n+1.
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4
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OFFSET
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0,1
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LINKS
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FORMULA
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MATHEMATICA
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i[n_] := Times@@(Sin[x/# ]&/@Range[1, n, 2])/x^((n+1)/2)/Pi; Denominator[Table[Integrate[i[n], {x, 0, \[Infinity]}], {n, 1, 19, 2}]]
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CROSSREFS
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Cf. A068214 (numerators), A144616 (denominators of the Borwein integrals defined in a different way).
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KEYWORD
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nonn,frac,nice
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AUTHOR
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STATUS
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approved
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