Number of necklaces with n white beads and n^2 black beads.
A261495
Number of necklaces with n white beads and n^2 black beads.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =19a(4) =245a(5) =4751a(6) =124936a(7) =4141383a(8) =166237161a(9) =7847250409a(10) =426342182761
External references
- oeis: A261495