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 A322929 #11 Jan 11 2019 19:10:02 %S A322929 215,106820,65476730,44355884860,31871222091735,23809740820038860, %T A322929 18286634336378438820,14338651143931504204140, %U A322929 11425366917170617116755180,9221856681066077433854516240 %N A322929 a(n) is the number of rooted 5-regular maps with 2n vertices on the projective plane. %H A322929 E. Krasko, A. Omelchenko, <a href="https://arxiv.org/abs/1709.03225">Enumeration of r-regular Maps on the Torus. Part I: Enumeration of Rooted and Sensed Maps</a>, arXiv:1709.03225 [math.CO], 2017. %H A322929 E. Krasko, A. 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, Volume 342, Issue 2, February 2019, pp. 584-599. %K A322929 nonn %O A322929 1,1 %A A322929 _Evgeniy Krasko_, Dec 31 2018