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A133706
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Numerator of a remarkable product.
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2
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1, 2, 3, 4, 5, 6, 8, 16, 60, 440, 6028, 144672, 5726600, 355049200, 33019575600, 4442233570720, 838471586473400, 216325669310137200, 74596301633778977800, 33717528338468097965600, 19638774380740743660063720
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OFFSET
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1,2
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COMMENTS
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The first nonintegral term occurs at n=76.
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LINKS
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FORMULA
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a(n) = Product( (394 - 225 i + 85 i^2 - 15 i^3 + i^4)/120, i=1..n - 1 )
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CROSSREFS
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Sequence of denominators is in A133707.
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KEYWORD
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nonn,frac
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AUTHOR
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STATUS
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approved
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