Number of preferential arrangements of n labeled elements such that the minimal number of elements per rank equals 4.
A245857
Number of preferential arrangements of n labeled elements such that the minimal number of elements per rank equals 4.
Terms
- a(0) =1a(1) =0a(2) =0a(3) =0a(4) =70a(5) =252a(6) =420a(7) =660a(8) =35640a(9) =271700a(10) =1389388a(11) =5137860a(12) =79463020a(13) =905649500a(14) =7336909980a(15) =48400150764a(16) =573924746400
External references
- oeis: A245857