Number of n X n arrays of the minimum value of corresponding elements and their horizontal and vertical neighbors in a random 0..2 n X n array.
A217449
Number of n X n arrays of the minimum value of corresponding elements and their horizontal and vertical neighbors in a random 0..2 n X n array.
Terms
- a(0) =3a(1) =15a(2) =613a(3) =60821a(4) =28176327a(5) =45755747495
External references
- oeis: A217449