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

A197616

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