Number of nX4 0..3 arrays with no element equal the average of immediate neighbors vertically above and horizontally left of it.
A209043
Number of nX4 0..3 arrays with no element equal the average of immediate neighbors vertically above and horizontally left of it.
Terms
- a(0) =108a(1) =13644a(2) =1752148a(3) =225262148a(4) =28964458546
External references
- oeis: A209043