Number of n X 3 0..4 arrays with no element equal to another within two positions in the same row or column, and new values 0..4 introduced in row major order.

A206354

Number of n X 3 0..4 arrays with no element equal to another within two positions in the same row or column, and new values 0..4 introduced in row major order.

Terms

    a(0) =1a(1) =17a(2) =230a(3) =3284a(4) =47060a(5) =674564a(6) =9669452a(7) =138605744a(8) =1986829652a(9) =28480003748a(10) =408243662612

External references