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 A195461 #7 Mar 31 2012 10:25:29 %S A195461 19,103,463,1951,130303,8589737983,36028796616310783, %T A195461 144115187270549503,147573952563906609151,9444732965533131997183, %U A195461 158456325028527830762157768703,10889035741470030830606626508932068147199,3064991081731777716716694050586798249381337419669831679 %N A195461 Primes in A195460. %K A195461 nonn %O A195461 1,1 %A A195461 _Brad Clardy_, Sep 19 2011