A361137 - OEIS

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A361137

Number of rooted maps of genus 1/2 with n edges.

1, 10, 98, 983, 10062, 105024, 1112757, 11934910, 129307100, 1412855500, 15548498902, 172168201088, 1916619748084, 21436209373224, 240741065193282, 2713584138389838

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OFFSET

1,2

LINKS

Table of n, a(n) for n=1..16.

Valentin Bonzom, Guillaume Chapuy, and Maciej Dolega, Enumeration of non-oriented maps via integrability, Alg. Combin. 5 (6) (2022) pp. 1363-1390, A.1.

CROSSREFS

Cf. A000168 (genus 0).

Sequence in context: A254599 A217634 A007137 * A135927 A299952 A278672

Adjacent sequences: A361134 A361135 A361136 * A361138 A361139 A361140

KEYWORD

nonn,more

AUTHOR

R. J. Mathar, Mar 02 2023

STATUS

approved