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 A059296 #3 Mar 30 2012 16:48:58 %S A059296 0,1,3,7,31,173,1199,9831,93303,1004817,12107795,161367055,2356740567, %T A059296 37428107645,642165083775,11836940014639,233283750994767, %U A059296 4895016784086017,108952695421053699,2563927258693534391,63603177623431960239,1658851308207579983341 %N A059296 2-boustrophedon transform (see A059294) of 0, 1, 0, 0, 0, ... %K A059296 nonn %O A059296 0,3 %A A059296 _N. J. A. Sloane_, Jan 25 2001