Number of ways to color n+1 identical balls using n distinct colors (each color is used) and place them in n numbered cells so that each cell contains at least one ball.

A369810

Number of ways to color n+1 identical balls using n distinct colors (each color is used) and place them in n numbered cells so that each cell contains at least one ball.

Terms

    a(0) =1a(1) =8a(2) =63a(3) =528a(4) =4800a(5) =47520a(6) =511560a(7) =5967360a(8) =75116160a(9) =1016064000a(10) =14709340800a(11) =227046758400

External references