Triangle read by rows: T(n,k) is the number of permutations in S_n for which all cycles have length <= k.
A330858
Triangle read by rows: T(n,k) is the number of permutations in S_n for which all cycles have length <= k.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =1a(4) =4a(5) =6a(6) =1a(7) =10a(8) =18a(9) =24a(10) =1a(11) =26a(12) =66a(13) =96a(14) =120a(15) =1a(16) =76a(17) =276a(18) =456a(19) =600a(20) =720a(21) =1a(22) =232a(23) =1212a(24) =2472a(25) =3480a(26) =4320a(27) =5040a(28) =1a(29) =764
External references
- oeis: A330858