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 A108372 #5 Nov 25 2013 08:58:03 %S A108372 3,4,5,7,8,11,13,15,16,17,19,21,23,25,27,29,31,32,33,35,37,39,41,43, %T A108372 47,49,51,53,55,57,59,61,63,64,65,67,69,71,73,77,79,81,83,85,87,89,91, %U A108372 93,95,97,100,101,103,105,107,109,111,113,115,119,121,123,127,128,129,131 %N A108372 Numbers whose primal code characteristic = 2, that is, positive n for which A108352(n) = 2. %H A108372 J. Awbrey, <a href="https://oeis.org/wiki/Riffs_and_Rotes">Riffs and Rotes</a> %Y A108372 Cf. A108352, A108370, A108371, A108373, A108374. %K A108372 nonn %O A108372 1,1 %A A108372 _Jon Awbrey_, Jun 01 2005