Number of ways to partition n labeled elements into pie slices of different sizes.
A032144
Number of ways to partition n labeled elements into pie slices of different sizes.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =4a(4) =5a(5) =16a(6) =142a(7) =274a(8) =989a(9) =4288a(10) =85946a(11) =198694a(12) =956474a(13) =4175406a(14) =27422046a(15) =987716734a(16) =2795429469a(17) =15572226016a(18) =79325378242a(19) =505995253870
External references
- oeis: A032144