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 A024799 #3 Mar 30 2012 18:55:59 %S A024799 1,3,4,7,9,10,14,15,17,19,22,24,26,29,31,32,35,36,37,39,41,43,46,48, %T A024799 50,52,54,58,60,61,64,66,67,70,72,74,76,78,80,83,85,86,88,89,91,94,96, %U A024799 98,101,103,104,107,109,110,112,114,116,119,121,123,126,128,130,133,135,136,139,141 %N A024799 Positions of odd numbers in A000408. %K A024799 nonn %O A024799 1,2 %A A024799 _Clark Kimberling_