Number of nonseparable toroidal tree-rooted maps with n + 4 edges and n + 1 vertices.

A006441

Number of nonseparable toroidal tree-rooted maps with n + 4 edges and n + 1 vertices.

Terms

    a(0) =10a(1) =595a(2) =11010a(3) =111650a(4) =773640a(5) =4104225a(6) =17838730a(7) =66390610a(8) =218140650

External references