Sum T(n,k) of the entries in the k-th last cycles of all permutations of [n]; triangle T(n,k), n>=1, 1<=k<=n, read by rows.
A286231
Sum T(n,k) of the entries in the k-th last cycles of all permutations of [n]; triangle T(n,k), n>=1, 1<=k<=n, read by rows.
Terms
- a(0) =1a(1) =5a(2) =1a(3) =25a(4) =10a(5) =1a(6) =143a(7) =79a(8) =17a(9) =1a(10) =942a(11) =634a(12) =197a(13) =26a(14) =1a(15) =7074a(16) =5462a(17) =2129a(18) =417a(19) =37a(20) =1a(21) =59832a(22) =51214a(23) =23381a(24) =5856a(25) =786a(26) =50a(27) =1a(28) =563688a(29) =523386
External references
- oeis: A286231