Number of 3Xn 0..n-1 arrays with no column j greater than or equal to than column j-1 in all rows.

A212945

Number of 3Xn 0..n-1 arrays with no column j greater than or equal to than column j-1 in all rows.

Terms

    a(0) =1a(1) =37a(2) =9019a(3) =6470341a(4) =10058484751

External references