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 A067471 #5 Dec 05 2013 19:55:09 %S A067471 1,4,5,6,7,7,8,8,8,8,9,9,9,9,9,9,9,9,9,9,9 %N A067471 n-th root of A067470(n). %Y A067471 Cf. A067470. %K A067471 base,easy,fini,full,nonn %O A067471 1,2 %A A067471 _Amarnath Murthy_, Feb 09 2002 %E A067471 More terms from _Sascha Kurz_, Mar 18 2002