%I #11 Jan 11 2019 19:10:02
%S 215,106820,65476730,44355884860,31871222091735,23809740820038860,
%T 18286634336378438820,14338651143931504204140,
%U 11425366917170617116755180,9221856681066077433854516240
%N a(n) is the number of rooted 5-regular maps with 2n vertices on the projective plane.
%H 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 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 nonn
%O 1,1
%A _Evgeniy Krasko_, Dec 31 2018
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