Triangle read by rows: T(n,k) is the number of permutations in S_n for which all cycles are length k or greater.

A333726

Triangle read by rows: T(n,k) is the number of permutations in S_n for which all cycles are length k or greater.

Terms

    a(0) =1a(1) =2a(2) =1a(3) =6a(4) =2a(5) =2a(6) =24a(7) =9a(8) =6a(9) =6a(10) =120a(11) =44a(12) =24a(13) =24a(14) =24a(15) =720a(16) =265a(17) =160a(18) =120a(19) =120a(20) =120a(21) =5040a(22) =1854a(23) =1140a(24) =720a(25) =720a(26) =720a(27) =720a(28) =40320a(29) =14833

External references