Number of conjugacy classes of subgroups of index n in free group of rank 5.
A057008
Number of conjugacy classes of subgroups of index n in free group of rank 5.
Terms
- a(0) =1a(1) =31a(2) =1361a(3) =334576a(4) =207009649a(5) =268530771271
External references
- oeis: A057008