Number of primitive (=aperiodic) n-bead necklaces with colored beads of exactly 9 different colors.
A254081
Number of primitive (=aperiodic) n-bead necklaces with colored beads of exactly 9 different colors.
Terms
- a(0) =40320a(1) =1632960a(2) =38102400a(3) =673596000a(4) =10035083520a(5) =133102569600
External references
- oeis: A254081