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 A169865 #3 Mar 30 2012 16:51:45 %S A169865 2,5,7,9,11,14,16,18,20,22,24,27,29,31,33,35,37,39,41,44,46 %N A169865 The sequence T of a pair S, T generalizing Golomb's sequence A001462 and the pair A093848, A169863. See Comments for definition. %C A169865 S is built with the rules [1] that you cannot insert any integer between two "touching" runs (run 1,3 is followed by 4,6,8,10,12; there is no integer between 3 and 4) and [2] that S and T share no integer. %Y A169865 Cf. A169864, A001462, A093848, A169863. %K A169865 nonn,more %O A169865 1,1 %A A169865 _N. J. A. Sloane_, Jun 27 2010, following a posting from Eric Angelini to the Sequence Fans Mailing List, Jun 22, 2010