Number of nX4 0..3 arrays with rows, columns, diagonals and antidiagonals unimodal.

A223808

Number of nX4 0..3 arrays with rows, columns, diagonals and antidiagonals unimodal.

Terms

    a(0) =130a(1) =16900a(2) =825896a(3) =20847008a(4) =342521725a(5) =4146732319a(6) =39816673636a(7) =317796753758

External references