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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

Table of n, a(n) for n=2..17.

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 A053352

Adjacent sequences:  A006341 A006342 A006343 * A006345 A006346 A006347

KEYWORD

nonn

AUTHOR

Jean-Francois Beraud (beraud(AT)univ-mlv.fr)

STATUS

approved

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Last modified November 27 06:49 EST 2021. Contains 349365 sequences. (Running on oeis4.)