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A086231
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Decimal expansion of value of Watson's integral.
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14
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1, 5, 1, 6, 3, 8, 6, 0, 5, 9, 1, 5, 1, 9, 7, 8, 0, 1, 8, 1, 5, 6, 0, 1, 2, 1, 5, 9, 6, 8, 1, 4, 2, 0, 7, 7, 9, 9, 5, 5, 3, 8, 7, 0, 4, 4, 4, 5, 2, 2, 6, 2, 6, 7, 6, 5, 6, 6, 9, 8, 0, 4, 6, 3, 6, 5, 8, 0, 8, 6, 3, 2, 0, 3, 5, 3, 5, 2, 1, 4, 5, 0, 4, 0, 1, 6, 1, 1, 7, 4, 1, 2, 0, 9, 6, 8, 8, 1, 1, 3, 9, 2
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OFFSET
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1,2
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LINKS
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George N. Watson, Three triple integrals, The Quarterly Journal of Mathematics, Vol. os-10, No. 1 (1939), pp. 266-276.
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FORMULA
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Equals (sqrt(3)-1)*(gamma(1/24)*gamma(11/24))^2/(32*Pi^3). - G. C. Greubel, Jan 07 2018
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EXAMPLE
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1.51638605915197801815601215968142077995538704445226267656698...
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MAPLE
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evalf((sqrt(3)-1)*(GAMMA(1/24)*GAMMA(11/24))^2 / (32*Pi^3), 120); # Vaclav Kotesovec, Sep 16 2014
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MATHEMATICA
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PROG
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(PARI) (sqrt(3)-1)*(gamma(1/24)*gamma(11/24))^2 / (32*Pi^3) \\ Altug Alkan, Apr 13 2016
(Magma) C<i> := ComplexField(); (Sqrt(3)-1)*(Gamma(1/24)*Gamma(11/24))^2/(32*Pi(C)^3) // G. C. Greubel, Jan 07 2018
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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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