A203817 Decimal expansion of gamma*Pi.
1, 8, 1, 3, 3, 7, 6, 4, 9, 2, 3, 9, 1, 6, 0, 3, 4, 9, 9, 6, 1, 3, 1, 3, 4, 5, 3, 1, 2, 7, 1, 0, 4, 0, 0, 1, 9, 1, 0, 7, 6, 6, 4, 1, 8, 1, 3, 7, 2, 6, 0, 0, 8, 0, 8, 6, 3, 6, 1, 4, 8, 0, 7, 8, 1, 9, 7, 5, 0, 9, 2, 2, 9, 6, 3, 0, 0, 4, 2, 0, 3, 8, 6, 4, 5, 3, 4, 5, 5, 0, 3, 8, 7, 1, 5, 5, 0, 4, 4
Offset: 1
Examples
1.8133764923916034996131345312710400191076641813726...
Links
- G. C. Greubel, Table of n, a(n) for n = 1..10000
- Michael I. Shamos, A catalog of the real numbers, (2007). See p. 587.
Programs
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Magma
R:= RealField(100); EulerGamma(R)*Pi(R); // G. C. Greubel, Sep 06 2018
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Maple
evalf(gamma*Pi) ;
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Mathematica
RealDigits[EulerGamma*Pi, 10, 100][[1]] (* G. C. Greubel, Sep 06 2018 *)
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PARI
Euler*Pi
Formula
Equals -2 * Integral_{x=0..oo} log(x)*sin(x)/x dx. - Amiram Eldar, Aug 18 2020