The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
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!)
A006344 Number of rooted maps with n edges on Klein bottle. 2
4, 84, 1340, 19280, 263284, 3486224, 45247084, 579150012, 7338291224, 92272957568, 1153361204996, 14348020042512, 177803262186064, 2196338193610064, 27057921450352204, 332583930387073712 (list; graph; refs; listen; history; text; internal format)
OFFSET
2,1
REFERENCES
David M. Jackson and Terry I. Visentin, An Atlas of the Smaller Maps in Orientable and Nonorientable Surfaces, Chapman & Hall/CRC, circa 2000. See page 227.
LINKS
Didier Arquès and Jean-François Béraud, Énumération des cartes pointées sur la bouteille de Klein, RAIRO, vol. 31, no. 4, 1997, pp. 385-409.
CROSSREFS
A column of A267180.
Sequence in context: A178208 A069441 A203095 * A203244 A245544 A361052
KEYWORD
nonn
AUTHOR
Jean-Francois Beraud (beraud(AT)univ-mlv.fr)
STATUS
approved

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 May 15 04:08 EDT 2024. Contains 372536 sequences. (Running on oeis4.)