16214000

Appears in sequences

• Number of n X n (0,1,2)-matrices with every row sum 3 and column sum 3.at n=5A134646
• Number of n X n 0..2 arrays with row sums 9 and column sums 9.at n=5A172626
• Number of 2*n X 6 0..2 arrays with row sums 3 and column sums n.at n=2A172661