Number of 2 X n 0..2 arrays with every repeated value in every row not one larger and in every column one larger mod 3 than the previous repeated value, and upper left element zero.

A268094

Number of 2 X n 0..2 arrays with every repeated value in every row not one larger and in every column one larger mod 3 than the previous repeated value, and upper left element zero.

Terms

    a(0) =3a(1) =27a(2) =243a(3) =2028a(4) =16428a(5) =129792a(6) =1009200a(7) =7756992a(8) =59140800a(9) =448278528a(10) =3383655168a(11) =25462705152a(12) =191189978112

External references