1252017597

Appears in sequences

• Number of n X 6 arrays with each row a permutation of 1..6 having at least as many downsteps as the preceding row, with rows in lexicographically nonincreasing order.at n=3A222004
• T(n,k)=Number of nXk arrays with each row a permutation of 1..k having at least as many downsteps as the preceding row, with rows in lexicographically nonincreasing order.at n=39A222005