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

A197528

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

Terms

    a(0) =1a(1) =99a(2) =5048a(3) =74637a(4) =2818424a(5) =73297686a(6) =2095251333a(7) =58226014909

External references