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

A197045

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

Terms

    a(0) =8a(1) =648a(2) =24074a(3) =855746a(4) =31096170a(5) =1146653592a(6) =42346212260

External references