Number of nX7 0..3 arrays with no element equal the average of immediate neighbors vertically above, diagonally above and left, and horizontally left of it.
A209018
Number of nX7 0..3 arrays with no element equal the average of immediate neighbors vertically above, diagonally above and left, and horizontally left of it.
Terms
- a(0) =2916a(1) =20918008a(2) =148774643618
External references
- oeis: A209018