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 A113223 #11 Feb 16 2025 08:32:59
%S A113223 7,5,0,3,8,7,0,8,2,1,6,4,1,9,8,5,1,4,7,9,5,3,1,9,7,3,6,8,0,9,3,2,9,3,
%T A113223 3,6,9,8,6,8,1,0,3,0,2,1,0,9,4,4,4,7,7,9,8,1,8,2,2,9,6,1,1,7,1,1,9,6,
%U A113223 5,8,3,2,4,2,5,8,7,0,4,6,9,9,8,8,4,4,8,5,6,6,6,8,9,4,2,6,4,9,8,9,7,1
%N A113223 Decimal expansion of Integral_{t=0..1} F(t)^F(t) dt, where F(t) is the Cantor function.
%H A113223 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/CantorFunction.html">Cantor Function</a>
%e A113223 0.750387082164198514795...
%Y A113223 Cf. A095844, A095845.
%K A113223 nonn,cons
%O A113223 0,1
%A A113223 _Eric W. Weisstein_, Oct 18 2005