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A099283 Decimal expansion of the hyperbolic sine integral at 1. 3

%I #5 Aug 21 2020 05:48:09

%S 1,0,5,7,2,5,0,8,7,5,3,7,5,7,2,8,5,1,4,5,7,1,8,4,2,3,5,4,8,9,5,8,7,7,

%T 9,5,9,0,2,4,0,5,3,9,3,7,5,6,9,8,0,7,8,9,9,6,1,2,1,0,3,5,2,2,4,7,8,0,

%U 4,1,2,6,6,5,4,6,4,7,2,8,4,9,1,3,5,5,5,5,4,8,0,5,8,0,6,3,8,1,0,3,4,6,3,2,8

%N Decimal expansion of the hyperbolic sine integral at 1.

%F From _Amiram Eldar_, Aug 21 2020: (Start)

%F Equals Integral_{x=0..1} sinh(x)/x dx.

%F Equals -Integral_{x=0..1} log(x)*cosh(x) dx.

%F Equals Sum_{k>=0} 1/((2*k+1)*(2*k+1)!). (End)

%e 1.05725087537572851457184235489587795902405393756980789961210352247...

%t RealDigits[ SinhIntegral[1], 10, 105][[1]]

%K cons,nonn

%O 1,3

%A _Robert G. Wilson v_, Oct 08 2004

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Last modified April 24 15:42 EDT 2024. Contains 371960 sequences. (Running on oeis4.)