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 A039776 #6 Mar 30 2012 17:20:56 %S A039776 1,1,1,1,2,1,3,1,3,2,6,1,7,2,4,3,10,1,11,1,5,4,14,1,12,5,10,3,19,1,20, %T A039776 6,9,7,13,2,25,7,10,5,28,1,29,5,8,9,32,3,28,5,14,7,37,3,18,9,16,13,42, %U A039776 1,43,12,15,15,21,2,48,10,20,4,51,4,52,15,12,11,30,2,57,8,33,18,60,1 %N A039776 Number of new fractions m/n, where m is 1 or composite, (m,n) = 1 and "new" means the value of mn has not occurred before. %Y A039776 Cf. A014665, A039775, A048864. %K A039776 nonn %O A039776 1,5 %A A039776 _Olivier Gérard_