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 A111801 #5 Nov 25 2013 08:58:06 %S A111801 1,3,4,5,7,8,11,13,15,16,17,19,20,21,23,24,25,27,28,29,31,32,33,35,37, %T A111801 39,41,43,44,47,48,49,51,52,53,55,56,57,59,61,63,64,65,67,68,69,71,73, %U A111801 75,76,77,79,80,81,83,85,87,88,89,91,92,93,95,96,97,100,101,103,104,105 %N A111801 Numbers that have a positive primal code characteristic, that is, positive integers j for which A108352(j) > 0. %C A111801 This set of numbers is the complement of the set in A108370. %H A111801 J. Awbrey, <a href="https://oeis.org/wiki/Riffs_and_Rotes">Riffs and Rotes</a> %Y A111801 Cf. A106177, A108352, A108370, A108371, A108372, A108373, A108374. %K A111801 nonn %O A111801 1,2 %A A111801 _Jon Awbrey_, Aug 19 2005