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 A322917 #6 Jan 11 2019 17:02:06 %S A322917 120,125280,120800160,113579366400,105549958379520,97452182769223680, %T A322917 89611995665911173120,82178813933957614141440, %U A322917 75217069050598359088496640,68747100051073934332046868480 %N A322917 a(n) is the number of rooted 5-regular maps with 2n vertices on the torus. %H A322917 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 A322917 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, Pages 584-599. %K A322917 nonn,more %O A322917 1,1 %A A322917 _Evgeniy Krasko_, Dec 30 2018