Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,1,3,0,2 for x=0,1,2,3,4.

A197068

Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,1,3,0,2 for x=0,1,2,3,4.

Terms

    a(0) =13a(1) =890a(2) =55882a(3) =3302634a(4) =211057159a(5) =12999535244a(6) =814152081238

External references