Number of 1Xn 0..n arrays with every repeated value in every row and column greater than or equal to the previous repeated value.

A268104

Number of 1Xn 0..n arrays with every repeated value in every row and column greater than or equal to the previous repeated value.

Terms

    a(0) =2a(1) =9a(2) =64a(3) =615a(4) =7536a(5) =112476a(6) =1981512a(7) =40265487a(8) =927338710a(9) =23873974553a(10) =679478391252

External references