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 A048979 #4 May 18 2013 16:49:27 %S A048979 2,3,7,2837 %N A048979 Primes in A011784. %C A048979 Is this sequence finite? %K A048979 more,nonn %O A048979 1,1 %A A048979 _Felice Russo_