Number of 6Xn 0..3 arrays with row sums equal and column sums unequal to adjacent columns.

A203036

Number of 6Xn 0..3 arrays with row sums equal and column sums unequal to adjacent columns.

Terms

    a(0) =4a(1) =4780a(2) =6829968a(3) =13106373164

External references