Number of nX4 0..3 arrays with no element equal the average of immediate neighbors vertically above, diagonally above and left, and horizontally left of it.
A209015
Number of nX4 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) =108a(1) =15724a(2) =2303052a(3) =337083370a(4) =49349902246
External references
- oeis: A209015