Triangle T(n,k) giving number of labeled cyclic subgroups of order k in symmetric group S_n, n >= 1, 1 <= k <= g(n), where g(n) = A000793(n) is Landau's function.
A074881
Triangle T(n,k) giving number of labeled cyclic subgroups of order k in symmetric group S_n, n >= 1, 1 <= k <= g(n), where g(n) = A000793(n) is Landau's function.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =3a(5) =1a(6) =1a(7) =9a(8) =4a(9) =3a(10) =1a(11) =25a(12) =10a(13) =15a(14) =6a(15) =10a(16) =1a(17) =75a(18) =40a(19) =90a(20) =36a(21) =120a(22) =1a(23) =231a(24) =175a(25) =420a(26) =126a(27) =735a(28) =120a(29) =126
External references
- oeis: A074881