Number of nX6 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.

A268091

Number of nX6 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) =208a(1) =129792a(2) =40109966a(3) =11291781118

External references