Number of nX8 array permutations with each element not moving, or moving one space N, SW or SE.

A189434

Number of nX8 array permutations with each element not moving, or moving one space N, SW or SE.

Terms

    a(0) =1a(1) =34a(2) =1165a(3) =42205a(4) =1940868a(5) =79826592a(6) =3467525301a(7) =150293731826

External references