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 A059228 #5 Mar 30 2012 16:48:58 %S A059228 1,1,6,34,204,1290,8486,57512,398882,2817790,20205084,146685686, %T A059228 1076065002,7964304176,59400014606,445991850330,3368359327020, %U A059228 25572325390546,195046637975486,1493883225366776,11484930879057370,88597575768631238 %N A059228 Row sums of triangle defined in A059226. %H A059228 <a href="/index/Bo#boustrophedon">Index entries for sequences related to boustrophedon transform</a> %K A059228 nonn %O A059228 0,3 %A A059228 _N. J. A. Sloane_, Jan 19 2001