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 A205844 #9 Mar 30 2012 18:58:12 %S A205844 3,6,3,12,18,33,21,54,42,21,87,84,81,141,123,231,228,225,144,375,372, %T A205844 369,288,144,609,597,576,555,984,966,843,1596,1584,1563,1542,987,2583, %U A205844 2571,2550,2529,1974,987,4179,4176,4173,4092,3948,3804,6762 %N A205844 s(k)-s(j), where the pairs (k,j) are given by A205842 and A205843, and s(k) denotes the (k+1)-st Fibonacci number. %C A205844 For a guide to related sequences, see A205840. %e A205844 (See the example at A205842.) %t A205844 (See the program at A205842.) %Y A205844 Cf. A204890, A205842, A205845. %K A205844 nonn %O A205844 1,1 %A A205844 _Clark Kimberling_, Feb 01 2012