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 A338005 #11 Feb 16 2025 08:34:00 %S A338005 1,2,16,2592,466308864 %N A338005 Number of graceful labelings of the n-hypercube graph Q_n. %C A338005 a(4) computed by _Bert Dobbelaere_ %H A338005 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/GracefulLabeling.html">Graceful Labeling</a> %H A338005 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/HypercubeGraph.html">Hypercube Graph</a> %Y A338005 Cf. A334247. %K A338005 nonn,hard,more %O A338005 0,2 %A A338005 _Eric W. Weisstein_, Oct 06 2020