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%I #9 Dec 31 2017 13:27:20
%S 3,9,1,5,9,4,3,9,2,7,0,6,8,3,6,7,7,6,4,7,1,9,4,5,3,4,6,8,9,9,1,1,1,0,
%T 2,8,0,9,0,2,1,0,1,1,5,7,7,0,0,2,6,6,4,8,3,0,5,3,3,0,9,5,9,3,5,5,6,9,
%U 4,3,2,2,5,1,2,0,2,9,5,1,9,2,3,9,7,2,9,3,7,2,0,6,5,1,0,9,9,9,3,3,5,8,5,6
%N Decimal expansion of beta'(0) : the derivative of the Dirichlet beta function evaluated at zero.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/DirichletBetaFunction.html">Dirichlet Beta Function</a>
%F beta'(0)=log(Gamma(1/4)/2/Gamma(3/4))=0.3915943927068367764719453...
%t RealDigits[ Log[ (2*Gamma[5/4])/Gamma[3/4]], 10, 104] // First (* _Jean-François Alcover_, Feb 20 2013 *)
%K cons,nonn
%O 0,1
%A _Benoit Cloitre_, Jan 24 2006
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