Number of 4Xn 0..2 arrays with every repeated value in every row greater than or equal to, and in every column greater than, the previous repeated value.

A268028

Number of 4Xn 0..2 arrays with every repeated value in every row greater than or equal to, and in every column greater than, the previous repeated value.

Terms

    a(0) =63a(1) =3969a(2) =250047a(3) =13530274a(4) =687233742a(5) =32747526923

External references