Number of nX3 0..3 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors.

A231936

Number of nX3 0..3 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors.

Terms

    a(0) =16a(1) =668a(2) =8426a(3) =152180a(4) =2462572a(5) =36885538a(6) =586971925a(7) =9394148948a(8) =147360195020

External references