Number of nX3 0..n*3-1 arrays with upper left zero and lower right n*3-1 and each element differing from its horizontal, diagonal and antidiagonal neighbors by a power of two.

A265632

Number of nX3 0..n*3-1 arrays with upper left zero and lower right n*3-1 and each element differing from its horizontal, diagonal and antidiagonal neighbors by a power of two.

Terms

    a(0) =1a(1) =64a(2) =2660a(3) =35328a(4) =5852058a(5) =962138367a(6) =498846580538

External references