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 A100933 #7 Jan 21 2014 12:30:20 %S A100933 3,5,7,11,13,15,17,19,21,23,25,29,31,33,35,37,39,41,43,47,49,50,51,53, %T A100933 55,57,59,61,65,67,69,71,73,75,77,79,83,85,87,89,91,93,95,97,98,101, %U A100933 103,105,107,109,111,113,115,119,121,123,125,127,129,131,133,137,139,141,143,145 %N A100933 Complement of A100417. %Y A100933 Cf. A100417, A141757, A141586, A141756, A141757. %K A100933 nonn %O A100933 1,1 %A A100933 _David Applegate_ and _N. J. A. Sloane_, Sep 15 2008