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 A199499 #15 Mar 10 2016 17:32:44 %S A199499 2,2,4,9,6,1,1,3,7,5,5,5,2,3,6,7,4,2,4,2,4,3,2,7,0,7,1,1,5,9,0,0,7,8, %T A199499 6,9,5,0,5,9,9,9,2,7,5,2,9,0,8,8,8,9,2,8,6,1,2,5,0,2,9,4,7,7,4,6,4,4, %U A199499 7,0,2,9,1,5,0,7,3,3,8,6,3,9,7,6,4,0,6,1,0,0 %N A199499 Imaginary part of first zeta zero divided by 2*Pi. %C A199499 2.249611375...= Im(ZetaZero(1))/(2*Pi); %C A199499 2.249612177...= Re(zeta(1/ZetaZero(2))*(1-1/(11/2)^(1/ZetaZero(2)-1))). - _Mats Granvik_, Mar 10 2016 %e A199499 2.249611375552367424243270711590078695... %t A199499 RealDigits[N[Im[ZetaZero[1]]/(2*Pi), 90]] %o A199499 (PARI) solve(y=14,15,imag(zeta(1/2+y*I)))/2/Pi \\ _Charles R Greathouse IV_, Mar 10 2016 %o A199499 (PARI) lfunzeros(lzeta,[14,15])[1]/2/Pi \\ _Charles R Greathouse IV_, Mar 10 2016 %Y A199499 Cf. A058303. %K A199499 nonn,cons %O A199499 1,1 %A A199499 _Mats Granvik_, Nov 07 2011