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 A052403 #18 Feb 16 2025 08:32:41 %S A052403 0,0,0,0,0,0,0,1,2,33,187,1144,6919,38118,226581,1309875 %N A052403 Number of noninvertible prime knots with n crossings (A002863-A052402). %D A052403 Jablan S. and Sazdanovic R., LinKnot: Knot Theory by Computer, World Scientific Press, 2007. %H A052403 J. Hoste, M. B. Thistlethwaite and J. Weeks, <a href="http://dx.doi.org/10.1007/BF03025227">The First 1,701,936 Knots</a>, Math. Intell., 20, 33-48, Fall 1998. %H A052403 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/InvertibleKnot.html">Invertible Knot</a>. %K A052403 nonn,nice,more %O A052403 1,9 %A A052403 _Eric W. Weisstein_