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 A134933 #4 Mar 30 2012 17:39:27 %S A134933 1,2,3,4,5,6,7,8,9,10,14,15,16,20,21,22,29,30,31,35,36,37,50,51,52,53, %T A134933 54,55,68,69,70,74,75,76,89,90,91,95,96,97,98,99,100,113,114,115,119, %U A134933 120,121,134,135,136,140,141,142,155,156,157 %N A134933 a(n)=A134930(n)/2. %C A134933 Nearest-neighbors of twin primes, divided by 2. %F A134933 a(n)=A134932(n-1), n>1. [From _R. J. Mathar_, Oct 27 2008] %e A134933 a(11)=14 because A134930(11)=28 and we can write 28/2=14. %Y A134933 Cf. A134930. %K A134933 easy,nonn %O A134933 1,2 %A A134933 _Omar E. Pol_, Nov 22 2007