Number of ordered set partitions of [n] where equal-sized blocks are ordered with increasing least elements.
A120774
Number of ordered set partitions of [n] where equal-sized blocks are ordered with increasing least elements.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =8a(4) =31a(5) =147a(6) =899a(7) =5777a(8) =41024a(9) =322488a(10) =2749325a(11) =25118777a(12) =245389896a(13) =2554780438a(14) =28009868787a(15) =323746545433
External references
- oeis: A120774