This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A242010 #13 Jan 17 2020 05:38:43
%S A242010 2,2,2,6,6,2,9,8,6,9,6,8,6,0,1,5,0,9,4,8,6,6,6,0,2,6,2,7,6,4,7,4,4,3,
%T A242010 6,1,8,8,6,5,7,1,6,1,6,0,5,7,1,5,2,4,7,8,5,1,2,9,0,0,2,6,0,0,5,3,0,7,
%U A242010 8,9,7,6,5,9,7,2,2,0,2,4,7,4,8,2,1,8,3,4,0,4,3,2,6,7,8,0,5,4,0,8,3,1,8,2
%N A242010 Decimal expansion of sum_{k>=0} (log(3k+1)/(3k+1)-log(3k+2)/(3k+2)).
%H A242010 Steven R. Finch, <a href="http://arxiv.org/abs/2001.00578">Errata and Addenda to Mathematical Constants.</a> p. 8.
%F A242010 (Pi/sqrt(3))*(log(Gamma(1/3)/Gamma(2/3)) - (1/3)*(gamma + log(2*Pi))), where gamma is Euler's constant and Gamma(x) is the Euler Gamma function.
%e A242010 -0.22266298696860150948666026276474436188657161605715247851290026...
%t A242010 RealDigits[(Pi/Sqrt[3])*(Log[Gamma[1/3]/Gamma[2/3]] - (1/3)*(EulerGamma + Log[2*Pi])), 10, 104] // First
%Y A242010 Cf. A073005, A073006.
%K A242010 nonn,cons,easy
%O A242010 0,1
%A A242010 _Jean-François Alcover_, Aug 11 2014