Number of set partitions of {1..n} whose block-medians have integer median.
A361864
Number of set partitions of {1..n} whose block-medians have integer median.
Terms
- a(0) =1a(1) =0a(2) =3a(3) =6a(4) =30a(5) =96a(6) =461a(7) =2000a(8) =10727a(9) =57092a(10) =342348
External references
- oeis: A361864