Number of tree-rooted maps of genus 1 with n edges: rooted maps on the torus with a distinguished spanning tree.

A118445

Number of tree-rooted maps of genus 1 with n edges: rooted maps on the torus with a distinguished spanning tree.

Terms

    a(0) =1a(1) =25a(2) =490a(3) =8820a(4) =152460a(5) =2576574a(6) =42942900a(7) =709171320a(8) =11636856660a(9) =190068658780

External references