Number of nX4 arrays of the minimum or maximum value of corresponding elements and their horizontal and vertical neighbors in a random 0..2 nX4 array.
A217997
Number of nX4 arrays of the minimum or maximum value of corresponding elements and their horizontal and vertical neighbors in a random 0..2 nX4 array.
Terms
- a(0) =81a(1) =6561a(2) =531143a(3) =43046713a(4) =3486751263a(5) =282429513233
External references
- oeis: A217997