A348794 a(n) = number of 3-regular one-face rooted maps on orientable surfaces.

1, 105, 50050, 56581525, 117123756750, 386078943500250, 1857039718236202500, 12277353837189093778125, 106815706684397824557193750, 1183197582943074702620035168750

Offset

1,2

Comments

In the paper p. 18, Table 2, this sequence is designated "tau^(3)_(+)(g)".

Links

Table of n, a(n) for n=1..10.

Evgeniy Krasko, Igor Labutin, and Alexander Omelchenko, Enumeration of 3-regular one-face maps on orientable or non-orientable surface up to all symmetries, arXiv:1901.06591 [math.CO], 2019.

Crossrefs

Cf. A068182, A348795, A348796, A348797.

Sequence in context: A167779 A275461 A054862 * A028917 A145627 A305146

Adjacent sequences: A348791 A348792 A348793 * A348795 A348796 A348797

Keyword

nonn,more

Author

Michael De Vlieger, Oct 31 2021

Status

approved