Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,1,1,1 for x=0,1,2,3,4.

A197362

Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,1,1,1 for x=0,1,2,3,4.

Terms

    a(0) =1a(1) =89a(2) =2435a(3) =41459a(4) =1041263a(5) =24799027a(6) =564930689a(7) =13016997513a(8) =302413118055

External references