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 A050184 #7 Mar 30 2012 18:57:01 %S A050184 0,1,4,18,70,273,1026,3876,14520,54477,204248,766935,2882934,10855425, %T A050184 40939888,154663938,585260496,2218309470,8421352956,32018897274, %U A050184 121918083980,464879984481,1774996216144,6785967883800 %N A050184 T(2n+6,n), array T as in A051168; a count of Lyndon words. %H A050184 <a href="/index/Lu#Lyndon">Index entries for sequences related to Lyndon words</a> %K A050184 nonn %O A050184 0,3 %A A050184 _Clark Kimberling_