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 A303142 #22 Jun 10 2025 15:44:38 %S A303142 0,4,2,16,160,144,4,256,1364,484,6,784,5032,1444,8,2116,12972,3364,10, %T A303142 4624,27376,6724,12,8836,50820,12100,14,15376,86264,20164 %N A303142 Number of minimum total dominating sets in the n X n grid graph. %H A303142 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/GridGraph.html">Grid Graph</a>. %H A303142 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/MinimumTotalDominatingSet.html">Minimum Total Dominating Set</a>. %Y A303142 Main diagonal of A303293. %Y A303142 Cf. A133793, A302488, A303161. %K A303142 nonn,more %O A303142 1,2 %A A303142 _Eric W. Weisstein_, Apr 19 2018 %E A303142 a(6)-a(30) from _Andrew Howroyd_, Apr 22 2018