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 A205109 #8 Mar 30 2012 18:58:10 %S A205109 1,1,1,1,5,1,5,1,1,5,5,5,5,5,5,1,19,1,19,5,1,5,19,19,65,5,1,211,5,5, %T A205109 2059,1,5,19,1,5,5,19,65,65,665,1,19171,5,5,19,665,19,1,65,19,65, %U A205109 175099,1,5,211,19,5,211,5 %N A205109 The number s(j) such that n divides s(k)-s(j)>0, where k is the least positive integer for which such a j exists, and s(j)=3^j-2^j. %C A205109 For a guide to related sequences, see A204892. %t A205109 (See the program at A205000.) %Y A205109 Cf. A205000, A204892. %K A205109 nonn %O A205109 1,5 %A A205109 _Clark Kimberling_, Jan 22 2012