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 A109337 #7 Mar 30 2012 17:37:53 %S A109337 1,1,2,3,2,2,3,4,2,3,3,5,3,3,4,4,4,5,4,4,6,5,6,4,4,5,6,7,5,7,6,5,4,7, %T A109337 6,7,5,7,5,6,7,6,6,8,5,8,4,6,7,5,8,5,6,7,6,9,7,8,6,5,8,6,7,7,7,6,8,8, %U A109337 8,9,7,10,6,9,9,7,8,10,8,8,9,8,9,8,9,7,9,8,7,10,9,10,8,9,7,8,9,8,9,11,9,11 %N A109337 Parse the Thue-Morse sequence (A010060) using the Ziv-Lempel encoding as described in A106182; sequence gives lengths of successive phrases. %e A109337 The parsing into phrases gives 0, 1, 10, 100, 11, 00, 101, 1010, 01, 011, 001, 10100, ... with lengths 1,1,2,3,2,2,3,4,2,3,3,5,... %Y A109337 Cf. A010060, A106182, A187180-A187188, A187199, A187200. %K A109337 nonn,easy %O A109337 1,3 %A A109337 _N. J. A. Sloane_, Aug 24 2005 %E A109337 Terms a(13)-a(102) from _John W. Layman_, Sep 16 2010