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 A323279 #8 Jan 11 2019 19:17:55 %S A323279 6,174,4236,97134,2163636,47394444,1027091736,22094309934, %T A323279 472740763236,10074173087364 %N A323279 Number of 3-regular maps on the Klein bottle with n vertices. %H A323279 Evgeniy Krasko, Alexander Omelchenko, <a href="https://doi.org/10.1016/j.disc.2018.07.013">Enumeration of r-regular maps on the torus. Part I: Rooted maps on the torus, the projective plane and the Klein bottle. Sensed maps on the torus</a>, Discrete Mathematics (2019) Vol. 342, Issue 2, 584-599. Also <a href="https://arxiv.org/abs/1709.03225">arXiv:1709.03225 [math.CO]</a>. See Table 3. %K A323279 nonn,more %O A323279 1,1 %A A323279 _N. J. A. Sloane_, Jan 11 2019