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A268911
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Decimal expansion of the integral int_{x=0..1} 1/Gamma(x) dx.
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3
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5, 4, 1, 2, 3, 5, 7, 3, 4, 3, 2, 8, 6, 7, 0, 5, 3, 0, 1, 4, 9, 5, 3, 7, 3, 2, 8, 8, 7, 9, 5, 5, 2, 0, 1, 3, 8, 9, 9, 2, 5, 6, 2, 0, 6, 6, 4, 9, 9, 7, 6, 0, 9, 7, 3, 5, 8, 9, 6, 1, 2, 5, 5, 1, 6, 7, 9, 1, 1, 8, 9, 1, 4, 3, 0, 5, 2, 6, 3, 8, 4, 4, 2, 5, 0, 9, 4, 2, 3, 8, 4, 2, 0, 2, 6, 2, 5, 6, 8, 5, 5, 3, 4, 4
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OFFSET
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0,1
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COMMENTS
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Gamma(x) is the gamma function. The value of this integral may also be accurately estimated by using bounds given in comments of A268895.
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LINKS
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EXAMPLE
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0.5412357343286705301495373288795520138992562066499760...
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MAPLE
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evalf(Int(1/GAMMA(x), x = 0..1), 60);
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MATHEMATICA
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NIntegrate[1/Gamma[x], {x, 0, 1}, WorkingPrecision->150]
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PROG
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(PARI) default(realprecision, 150); intnum(x=0, 1, 1/gamma(x))
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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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