Number of necklaces with n labeled beads of 3 colors.

A032179

Number of necklaces with n labeled beads of 3 colors.

Terms

    a(0) =3a(1) =9a(2) =54a(3) =486a(4) =5832a(5) =87480a(6) =1574640a(7) =33067440a(8) =793618560a(9) =21427701120a(10) =642831033600

External references