Number of labeled ordered set partitions into 5 parts for n>=1, a(0)=1.
A001118
Number of labeled ordered set partitions into 5 parts for n>=1, a(0)=1.
Terms
- a(0) =1a(1) =0a(2) =0a(3) =0a(4) =0a(5) =120a(6) =1800a(7) =16800a(8) =126000a(9) =834120a(10) =5103000a(11) =29607600a(12) =165528000a(13) =901020120a(14) =4809004200a(15) =25292030400a(16) =131542866000a(17) =678330198120
External references
- oeis: A001118