Number of n X n arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..2 n X n array.

A219122

Number of n X n arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..2 n X n array.

Terms

    a(0) =3a(1) =15a(2) =787a(3) =42231a(4) =20168447a(5) =12934559893

External references