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 A161548 #5 Jun 20 2013 05:08:38 %S A161548 5,11,13,17,19,29,31,41,43,47,53,59,61,67,71,73,89,103,107,109,113, %T A161548 127,137,139,151,157,163,167,173,179,193,197,199,211,223,227,229,233, %U A161548 239,241,251,257,263,271,277,283,293 %N A161548 Prime numbers whose English names have a composite number of letters. %Y A161548 A072686 %K A161548 nonn,word %O A161548 1,1 %A A161548 _Claudio Meller_, Jun 13 2009