Number of n X 3 0..2 arrays with rows, diagonals and antidiagonals unimodal.

A223784

Number of n X 3 0..2 arrays with rows, diagonals and antidiagonals unimodal.

Terms

    a(0) =22a(1) =484a(2) =8635a(3) =151580a(4) =2703137a(5) =48302789a(6) =862007289a(7) =15379566078a(8) =274427327200

External references