Number of (undirected) Hamiltonian paths in the graph C_3 X C_n.

A339797

Number of (undirected) Hamiltonian paths in the graph C_3 X C_n.

Terms

    a(0) =756a(1) =4128a(2) =18240a(3) =73368a(4) =277536a(5) =1001760a(6) =3512160a(7) =12009480a(8) =40390944a(9) =133893936a(10) =439304736a(11) =1428450072a(12) =4613176800a(13) =14809528896a(14) =47315578848a(15) =150534443304a(16) =477237381024

External references