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 A255167 #18 Mar 23 2015 14:17:25 %S A255167 3,2,4,5,10,12,14,3,7,22,22,7,26,35,36,9,34,5,38,15,56,55,46,22,11,65, %T A255167 13,23,58,78,62,5,88,85,92,13,74,95,104,40,82,112,86,44,20,115,94,21, %U A255167 15,9,136,52,106,26,154,54,152,145,118,60,122,155,35,17 %N A255167 a(n) = A072905(n) - A006255(n). %C A255167 a(n) is strictly nonnegative because A072905 is an upper bound on A006255. %C A255167 A066400(n) = 2 if and only if a(n) = 0. %C A255167 a(n) > 0 for all n <= 10000. %H A255167 Peter Kagey, <a href="/A255167/b255167.txt">Table of n, a(n) for n = 1..10000</a> %F A255167 a(n) = A072905(n) - A006255(n). %Y A255167 Cf. A072905, A006255, A066400. %K A255167 nonn %O A255167 1,1 %A A255167 _Peter Kagey_, Feb 15 2015