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 A134879 #9 Jan 15 2021 09:15:18
%S A134879 1,0,0,0,0,0,0,0,5,9,6,0,4,6,4,4,7,7,5,3,9,0,6,2,5,0,0,0,0,0,0,0,0,0,
%T A134879 0,0,0,0,0,2,2,5,5,1,6,5,2,3,3,7,2,8,4,5,8,8,8,8,8,3,7,9,8,9,7,5,9,3,
%U A134879 7,6,8,3,7,2,0,8,4,9,2,0,2,8,5,0,1,1,5,8,4,6,2,0,8,2,0,3,7,4,9,4,4,6,3,3,8,5,6,0,8,4,0,0
%N A134879 Decimal expansion of Sum_{k>=1} 1/(k^3)^(k^3).
%C A134879 Sum_{k>=1} 1/(k^3)^(k^3) = 1.00000005960464477539062500000000000000225516523372...
%t A134879 RealDigits[N[Sum[1/(n^3)^(n^3), {n, 1, 30}], 200]][[1]]
%o A134879 (PARI) suminf(n=1,n^(-3*n^3)) \\ _Charles R Greathouse IV_, Dec 26 2011
%Y A134879 Cf. A073009, A100085, A134877, A134878.
%K A134879 nonn,cons
%O A134879 1,9
%A A134879 _Artur Jasinski_, Nov 14 2007