Number of nX3 0..1 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors.

A231518

Number of nX3 0..1 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors.

Terms

    a(0) =4a(1) =34a(2) =153a(3) =776a(4) =3861a(5) =18721a(6) =91993a(7) =453274a(8) =2223662a(9) =10915727a(10) =53635324a(11) =263420767a(12) =1293604417a(13) =6353594215a(14) =31205396110a(15) =153258629442a(16) =752708346275

External references