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 A175960 #6 Jun 28 2017 20:28:03 %S A175960 17,1,6,8,2,7,5,59,14,3 %N A175960 First occurrences of decimal digits 0..9 in A001191 (Digits of squares). %Y A175960 Cf. A001191, A175959. %K A175960 base,fini,full,nonn %O A175960 0,1 %A A175960 _Zak Seidov_, Oct 30 2010