Number of nX3 0..2 arrays with no average of any element and its diagonal, antidiagonal, horizontal and vertical neighbors equal to one.

A200804

Number of nX3 0..2 arrays with no average of any element and its diagonal, antidiagonal, horizontal and vertical neighbors equal to one.

Terms

    a(0) =10a(1) =378a(2) =4420a(3) =70534a(4) =1258392a(5) =20829336a(6) =349133136a(7) =5916801764a(8) =99672653784

External references