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 A052437 #19 Feb 16 2025 08:32:42 %S A052437 1,0,1,2,8,29,180,1463,20093,474063,20334351,1602439752 %N A052437 Number of simple unlabeled n-node graphs with 1 center node. %H A052437 S. K. Ghosal, J. K. Mandal, <a href="https://doi.org/10.1016/j.protcy.2013.12.341">Stirling Transform Based Color Image Authentication</a>, Procedia Technology, 2013 Volume 10, 2013, Pages 95-104. %H A052437 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/GraphCenter.html">Graph Center.</a> %H A052437 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/StirlingTransform.html">Stirling Transform.</a> %Y A052437 Column 1 of A294525 for n > 1. %Y A052437 Cf. A052438, A052439, A052440, A052441. %K A052437 nonn,more %O A052437 1,4 %A A052437 _Eric W. Weisstein_ %E A052437 a(8)-a(10) from _Andrew Howroyd_, Nov 02 2017 %E A052437 a(11)-a(12) from _Sean A. Irvine_, Nov 23 2021