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 A303150 #19 Feb 16 2025 08:33:54 %S A303150 2,2,6,16,64 %N A303150 Total domination number of the n-transposition graph. %H A303150 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/TotalDominationNumber.html">Total Domination Number</a> %H A303150 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/TranspositionGraph.html">Transposition Graph</a> %Y A303150 Cf. A303143, A303146. %K A303150 nonn,more %O A303150 2,1 %A A303150 _Eric W. Weisstein_, Apr 19 2018 %E A303150 a(6) from _Eric W. Weisstein_, May 03 2021