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

A196966

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

Terms

    a(0) =13a(1) =1397a(2) =102080a(3) =6764386a(4) =482839574a(5) =33928210026

External references