Number of nX4 0..2 arrays with every repeated value in every row and column one larger mod 3 than the previous repeated value, and upper left element zero.

A267949

Number of nX4 0..2 arrays with every repeated value in every row and column one larger mod 3 than the previous repeated value, and upper left element zero.

Terms

    a(0) =21a(1) =1323a(2) =52542a(3) =1965330a(4) =63015581a(5) =1919539785a(6) =54600088140

External references