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 A291060 #9 Feb 16 2025 08:33:50 %S A291060 1,4,30,361,7872,233289,9889000,547419609,38741698824,3429774361225 %N A291060 Number of maximal irredundant sets in the n X n bishop graph. %H A291060 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/BishopGraph.html">Bishop Graph</a> %H A291060 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/MaximalIrredundantSet.html">Maximal Irredundant Set</a> %F A291060 a(n) = A291061(n) * A291106(n) for n > 1. - _Andrew Howroyd_, Aug 19 2017 %Y A291060 Cf. A291061, A291106, A290714. %K A291060 nonn,more %O A291060 1,2 %A A291060 _Eric W. Weisstein_, Aug 17 2017 %E A291060 a(5)-a(10) from _Andrew Howroyd_, Aug 19 2017