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A269545 Decimal expansion of Gamma(Pi). 7

%I #19 Jan 16 2017 03:45:38

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

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

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

%N Decimal expansion of Gamma(Pi).

%H G. C. Greubel, <a href="/A269545/b269545.txt">Table of n, a(n) for n = 1..5000</a>

%F Equals Integral_{x >= 0} x^(Pi-1)/e^x dx (Euler integral of the second kind).

%e 2.2880377953400324179595889090602339228896881533562224...

%p evalf(GAMMA(Pi), 120);

%t RealDigits[Gamma[Pi], 10, 120][[1]]

%o (PARI) default(realprecision, 120); gamma(Pi)

%o (MATLAB) format long; gamma(pi)

%Y Cf. A269546, A269547, A269557, A269558, A269559, A257955, A257957, A257958, A257959, A002161, A073005, A068466, A175380, A175379, A220086, A203142, A256190, A256191, A256192, A203140, A203139, A203138, A203137.

%K nonn,cons

%O 1,1

%A _Iaroslav V. Blagouchine_, Feb 29 2016

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