login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A322929 a(n) is the number of rooted 5-regular maps with 2n vertices on the projective plane. 1

%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

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 06:49 EDT 2024. Contains 371964 sequences. (Running on oeis4.)