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 A340515 #13 Feb 03 2021 01:44:12 %S A340515 1,2,6,24,120,120,840,3360,30240,30240,332640,665280,8648640,8648640, %T A340515 8648640 %N A340515 a(n) = minimal order of a group in which all groups of order <= n can be embedded. %D A340515 Heffernan, Robert, Des MacHale, and Brendan McCann. "Cayley's Theorem Revisited: Embeddings of Small Finite Groups." Mathematics Magazine 91.2 (2018): 103-111. %H A340515 Heffernan, Robert, Des MacHale, and Brendan McCann, <a href="https://arxiv.org/abs/1706.09286">Minimal embeddings of small finite groups</a>, arXiv:1706.09286 [math.GR], Jun 28 2017. %Y A340515 Cf. A000001, A340514. %Y A340515 A340516 is a lower bound. %K A340515 nonn,more %O A340515 1,2 %A A340515 _N. J. A. Sloane_, Feb 02 2021