Number of n X n arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..2 n X n array.
A217957
Number of n X n arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..2 n X n array.
Terms
- a(0) =3a(1) =17a(2) =835a(3) =93765a(4) =48942485a(5) =87208470529
External references
- oeis: A217957