Number of directed Hamiltonian walks from NW to SW corners of a 7 X (2*n+1) grid.

A333603

Number of directed Hamiltonian walks from NW to SW corners of a 7 X (2*n+1) grid.

Terms

    a(0) =1a(1) =32a(2) =1584a(3) =88418a(4) =4999752a(5) =283163450a(6) =16039767268a(7) =908585449166

External references