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 A044885 #5 Mar 30 2012 18:56:49 %S A044885 2745,2746,2747,2748,2749,2750,2751,2752,2753,2754,2755,2756,2757, %T A044885 2759,2774,2789,2804,2819,2834,2849,2864,2879,2894,2909,2924,2939, %U A044885 2941,2942,2943,2944,2945,2946,2947,2948,2949,2950 %N A044885 Numbers having, in base 14, (sum of even run lengths)=(sum of odd run lengths). %K A044885 nonn,base %O A044885 1,1 %A A044885 _Clark Kimberling_