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 A297485 #12 Feb 16 2025 08:33:52 %S A297485 1,3,11,86,1318,36149,1905037,185934481,34000082535,11612664144891, %T A297485 7414832091145015 %N A297485 Number of maximal matchings in the n-triangular grid graph. %H A297485 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/Matching.html">Matching</a> %H A297485 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/MaximalIndependentEdgeSet.html">Maximal Independent Edge Set</a> %H A297485 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/TriangularGridGraph.html">Triangular Grid Graph</a> %Y A297485 Cf. A269869, A297061. %K A297485 nonn,more %O A297485 0,2 %A A297485 _Eric W. Weisstein_, Dec 30 2017 %E A297485 a(6)-a(10) from _Andrew Howroyd_, Dec 30 2017