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 A291099 #10 Feb 16 2025 08:33:50 %S A291099 1,1,14,277,7796,478904 %N A291099 Number of maximal irredundant sets in the n X n knight graph. %H A291099 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/MaximalIrredundantSet.html">Maximal Irredundant Set</a> %H A291099 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/KnightGraph.html">Knight Graph</a> %Y A291099 Cf. A286882, A287071, A290785. %K A291099 nonn,more %O A291099 1,3 %A A291099 _Eric W. Weisstein_, Aug 17 2017 %E A291099 a(5)-a(6) from _Andrew Howroyd_, Aug 19 2017