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 A290712 #13 Feb 16 2025 08:33:50 %S A290712 3,11,46,255,1584,12845,109552,1239653,14035554 %N A290712 Number of irredundant sets in the n X n white bishop graph. %H A290712 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/IrredundantSet.html">Irredundant Set</a> %H A290712 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/WhiteBishopGraph.html">White Bishop Graph</a> %Y A290712 Cf. A290713, A290714, A291060. %K A290712 nonn,more %O A290712 2,1 %A A290712 _Eric W. Weisstein_, Aug 09 2017 %E A290712 a(7)-a(10) from _Andrew Howroyd_, Aug 19 2017