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A239919 Number of unrooted maps with n edges of (orientable) genus 6. 5
1013582110, 169857459866, 15202559941266, 964949198577434, 48695382495936280, 2077641325234343160, 77856954571873092792, 2629247239663140056192, 81498694882848919958250, 2350709723279734060249864 (list; graph; refs; listen; history; text; internal format)
OFFSET

12,1

LINKS

Table of n, a(n) for n=12..21.

Timothy R. S. Walsh, Alain Giorgetti, Alexander Mednykh, Enumeration of unrooted orientable maps of arbitrary genus by number of edges and vertices, Discrete Math. 312 (2012), no. 17, 2660--2671. MR2935417

CROSSREFS

Cf. A238356.

Cf. A006386, A104595, A104596, A215019, A239918.

Sequence in context: A048939 A269120 A095733 * A020666 A074205 A277054

Adjacent sequences:  A239916 A239917 A239918 * A239920 A239921 A239922

KEYWORD

nonn

AUTHOR

Alain Giorgetti, Mar 29 2014

STATUS

approved

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Last modified June 3 03:59 EDT 2020. Contains 334793 sequences. (Running on oeis4.)