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 A329055 #7 Jan 09 2020 19:27:20 %S A329055 1,2,6,21,82,356,1690,8731,48213,281885,1724817,10955956,71747613, %T A329055 481927039,3306721747,23103546417,163954719933,1179368199427, %U A329055 8584854507319,63150696347462,468906907743356,3511055861792836,26489459993078577,201226384388401603 %N A329055 Number of unlabeled bicolored acyclic graphs with n nodes of each color. %C A329055 The two color classes are not interchangeable. Adjacent nodes cannot have the same color. %H A329055 Andrew Howroyd, <a href="/A329055/b329055.txt">Table of n, a(n) for n = 0..100</a> %Y A329055 Main diagonal of A329052. %K A329055 nonn %O A329055 0,2 %A A329055 _Andrew Howroyd_, Nov 02 2019