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A292864
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Decimal expansion of Product_{k>=1} (1 - exp(-16*Pi*k)).
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21
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9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 5, 2, 0, 9, 6, 5, 3, 8, 4, 0, 3, 8, 2, 1, 4, 3, 4, 7, 4, 5, 7, 7, 5, 5, 7, 0, 0, 4, 9, 4, 1, 6, 3, 1, 3, 1, 4, 3, 4, 3, 3, 1, 1, 3, 7, 1, 7, 6, 6, 7, 2, 0, 2, 2, 1, 4, 4, 9, 4, 7, 6, 1, 6, 8, 9, 7, 0, 9, 0, 9, 5, 2, 0, 5, 8, 6, 9, 3, 8, 7, 6, 7, 4, 9
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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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Equals (3*sqrt(22*sqrt(2) - 24) - 8)^(1/8) * exp(2*Pi/3) * Gamma(1/4) / (2^(19/8) * Pi^(3/4)).
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EXAMPLE
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0.999999999999999999999852096538403821434745775570049416313143433113717...
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MATHEMATICA
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RealDigits[(3*Sqrt[-24 + 22*Sqrt[2]] - 8)^(1/8) * E^(2*Pi/3) * Gamma[1/4] / (2^(19/8)*Pi^(3/4)), 10, 120][[1]]
RealDigits[QPochhammer[E^(-16*Pi)], 10, 120][[1]]
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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