Number of n-bead necklaces with n+1 colors, divided by (n+1), for n>0, with a(0)=1.

A121774

Number of n-bead necklaces with n+1 colors, divided by (n+1), for n>0, with a(0)=1.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =6a(4) =33a(5) =260a(6) =2812a(7) =37450a(8) =597965a(9) =11111134a(10) =235796238a(11) =5628851294a(12) =149346730841

External references