Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,0,2,2 for x=0,1,2,3,4.
A197560
Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,0,2,2 for x=0,1,2,3,4.
Terms
- a(0) =13a(1) =275a(2) =5280a(3) =139477a(4) =2817383a(5) =64257852a(6) =1435938748a(7) =31372791803a(8) =696517116880
External references
- oeis: A197560