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 A088742 #4 Apr 30 2014 01:28:30 %S A088742 1,1,2,1,3,1,1,3,3,1,1,2,1,4,1,3,3,1,1,2,1,3,1,1,3,4,1,2,1,4,1,3,3,1, %T A088742 1,2,1,3,1,1,3,3,1,1,2,1,4,1,3,4,1,2,1,3,1,1,3,4,1,2,1,4,1,3,3,1,1,2, %U A088742 1,3,1,1,3,3,1,1,2,1,4,1,3,3,1,1,2,1,3,1,1,3,4,1,2,1,4,1,3,4,1 %N A088742 Run lengths of A088023. %Y A088742 First differences of A091072. %Y A088742 Cf. A088023, A088743, A088744. %K A088742 nonn %O A088742 1,3 %A A088742 _Gary W. Adamson_, Oct 12 2003 %E A088742 More terms and better description from _Ralf Stephan_, Sep 03 2004