Number of ordered set partitions of {1,...,n} with weakly increasing block-sums.

A300335

Number of ordered set partitions of {1,...,n} with weakly increasing block-sums.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =6a(4) =18a(5) =65a(6) =258a(7) =1156a(8) =5558a(9) =29029a(10) =161942a(11) =967921a(12) =6110687a(13) =40807420a(14) =286177944a(15) =2107745450a(16) =16202590638a(17) =130043111849

External references