9800058

Appears in sequences

• Number of n X n nonnegative integer matrices with row and column i=1..n having sum <= i.at n=4A214005
• T(n,k) is the number of n X n nonnegative integer matrices with row and column i=1..n having sum <= i*k.at n=14A214011
• Number of 5X5 nonnegative integer matrices with row and column i=1..5 having sum <= i*n.at n=0A214014