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 A141735 #5 Apr 05 2020 21:25:04 %S A141735 1,1,0,1,0,1,0,0,1,1,0,1,0,1,0,0,1,1,1,0,1,1,0,0,1,1,0,1,0,0,0,0,0,1, %T A141735 1,0,0,0,1,1,1,0,0,0,0,1,0,0,1,1,0,1,0,1,0,0,0,1,1,0,0,1,1,1,0,1,1,0, %U A141735 0,1,0,0,0,1,1,0,1,1,0,0,1,1,0,1,0,0,0,0,0,0,1,1,0,1,0,1,1,1,0,0 %N A141735 List of the 0's and 1's digits of triangle A141727 along a boustrophedon path. First case: see example below. %e A141735 First boustrophedon path: %e A141735 ................................/1. %e A141735 .............................../_____ %e A141735 ...............................1.0.1.\ %e A141735 ............................._________\ %e A141735 .........................../.1.0.0.1.0. %e A141735 .........................../______________ %e A141735 ...........................1.0.1.0.1.0.0.\ %e A141735 .........................__________________\ %e A141735 ......................./.1.0.0.1.1.0.1.1.1 %e A141735 ......................./_____________________ %e A141735 .......................1.0.1.0.0.0.0.0.1.1.0 %Y A141735 Cf. A141727 - A141734, A141736 - A141746. %K A141735 easy,nonn %O A141735 1,1 %A A141735 _Paolo P. Lava_ and _Giorgio Balzarotti_, Jul 02 2008