Number of permutation groups of degree n (or, number of distinct subgroups of symmetric group S_n, counting conjugates as distinct).
A005432
Number of permutation groups of degree n (or, number of distinct subgroups of symmetric group S_n, counting conjugates as distinct).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =6a(4) =30a(5) =156a(6) =1455a(7) =11300a(8) =151221a(9) =1694723a(10) =29594446a(11) =404126228a(12) =10594925360a(13) =175238308453
External references
- oeis: A005432