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 A001162 #8 Sep 04 2013 05:12:50 %S A001162 1,2,3,6,7,8,10,15,16,17,21,22,23,26,27,28,31,32,33,36,37,38,40,44,45, %T A001162 49,50,54,55,59,60,64,65,69,70,74,75,79,81,82,83,86,87,88,91,92,93,96, %U A001162 97,98 %N A001162 Numbers containing an odd number of letters. %Y A001162 Cf. A005589, complement of A001161. %K A001162 nonn,word %O A001162 1,2 %A A001162 William P. Everts [ bille(AT)regenisys.com ]