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 A134932 #2 Mar 30 2012 17:33:50 %S A134932 2,3,4,5,6,7,8,9,10,14,15,16,20,21,22,29,30,31,35,36,37,50,51,52,53, %T A134932 54,55,68,69,70,74,75,76,89,90,91,95,96,97,98,99,100,113,114,115,119, %U A134932 120,121,134,135,136,140,141,142,155,156,157 %N A134932 a(n)=A134928(n)/2. %C A134932 Triplet composites, divided by 2. %e A134932 a(6)=7 because A134928(6)=14 then we can write 14/2=7. %Y A134932 Cf. A134928. %K A134932 easy,nonn %O A134932 1,1 %A A134932 _Omar E. Pol_, Nov 22 2007