Number of 2*n X n 0..2 arrays with row sums 7 and column sums 14.

A172652

Number of 2*n X n 0..2 arrays with row sums 7 and column sums 14.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =2520a(4) =755265546000

External references