Number of 5Xn 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally, diagonally or antidiagonally, and top left element zero.

A232959

Number of 5Xn 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally, diagonally or antidiagonally, and top left element zero.

Terms

    a(0) =256a(1) =7203a(2) =400329a(3) =20442651a(4) =1074244299a(5) =56282275743

External references