Number of n X 6 arrays with rows being permutations of 0..5 and no column j greater than column j-1 in all rows.

A212853

Number of n X 6 arrays with rows being permutations of 0..5 and no column j greater than column j-1 in all rows.

Terms

    a(0) =1a(1) =90921a(2) =179781181a(3) =191740223841

External references