Number of nX4 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..3 nX4 array.

A218518

Number of nX4 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..3 nX4 array.

Terms

    a(0) =36a(1) =1348a(2) =46140a(3) =1608968a(4) =55161270a(5) =1884162624a(6) =64278999490

External references