Number of nX6 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally, vertically, diagonally or antidiagonally, and top left element zero.

A233024

Number of nX6 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally, vertically, diagonally or antidiagonally, and top left element zero.

Terms

    a(0) =243a(1) =12555a(2) =959385a(3) =75489671a(4) =6050598339a(5) =487651369463

External references