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 A205682 #5 Mar 30 2012 18:58:11 %S A205682 1,2,1,2,3,1,4,3,2,5,4,3,1,6,4,3,7,6,5,3,2,8,6,5,2,9,7,6,3,1,10,9,8,6, %T A205682 5,3,11,10,9,7,6,4,1,12,10,9,6,4,3,14,13,12,10,9,7,4,3,14,12,11,8,6,5, %U A205682 2,16,15,14,12,11,9,6,5,2,17,16,15,13,12,10,7 %N A205682 (prime(k)-prime(j))/4, where the pairs (k,j) are given by A205677 and A205678. %C A205682 For a guide to related sequences, see A205558. %e A205682 (See the example at A205677.) %t A205682 (See the program at A205677.) %Y A205682 Cf. A205681, A205677, A205558. %K A205682 nonn %O A205682 1,2 %A A205682 _Clark Kimberling_, Jan 30 2012