Number of n X n arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random 0..3 n X n array.

A218050

Number of n X n arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random 0..3 n X n array.

Terms

    a(0) =4a(1) =4a(2) =256a(3) =9792a(4) =2585920a(5) =1673074136

External references