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 A151766 #2 Mar 30 2012 16:51:06 %S A151766 1,2,3,4,5,6,7,8,9,10,11,12,31,71,91,92,142,182,213,273,284,364,455, %T A151766 701,901,931,941,961,971,991,1001,1402,1802,2201,2821,5041,6461,8281, %U A151766 8372,10082,12922,16562,19383,24843,25844,27931,33124,41405,49771,63971,81991,84721 %N A151766 Records in A071786. %Y A151766 Cf. A071786, A151767. %K A151766 nonn,base %O A151766 1,2 %A A151766 _N. J. A. Sloane_, Jun 22 2009