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 A134730 #2 Mar 30 2012 17:33:50 %S A134730 2,3,5,1,1,2,3,2,9,4,1,5,3,8,3,8,9,1,1,3,1,3,1,1,7,3,1,7,9,1,9,1,2,3, %T A134730 3,2,3,9,2,5,1,2,8,1,2,9,3,3,5,9,4,1,9,4,3,1,4,4,3,4,9,1,5,0,9,5,9,3, %U A134730 6,4,1,6,5,3,6,5,9,6,8,3 %N A134730 Successive digits of Sophie Germain primes A005384(n). %Y A134730 Cf. A033308, A005384. %K A134730 easy,nonn,base %O A134730 1,1 %A A134730 _Omar E. Pol_, Nov 10 2007