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 A205143 #5 Mar 30 2012 18:58:10 %S A205143 4,2,7,1,2,5,1,2,16,1,1,4,1,5,2,1,1,8,1,4,1,1,1,2,2,5,43,4,1,1,1,2,2, %T A205143 1,1,4,1,5,1,2,1,2,1,7,5,1,1,1,4,1,2,5,1,23,2,2,1,1,1,2,1,5,4,1,1,1,1, %U A205143 7,1,1,1,2,1,5,1,5,2,5,1,1 %N A205143 (1/n)*A205142(n). %C A205143 For a guide to related sequences, see A204892. %t A205143 (See the program at A205138.) %Y A205143 Cf. A205138, A204892. %K A205143 nonn %O A205143 1,1 %A A205143 _Clark Kimberling_, Jan 25 2012