Number of nX7 0..2 arrays with rows unimodal and columns nondecreasing.

A224189

Number of nX7 0..2 arrays with rows unimodal and columns nondecreasing.

Terms

    a(0) =239a(1) =9503a(2) =165212a(3) =1727738a(4) =12741432a(5) =72710554a(6) =340780382a(7) =1366188661a(8) =4823267213a(9) =15322738603a(10) =44529268480a(11) =119909493132a(12) =302279622352a(13) =719306742780

External references