32981550domain: NAppears in sequencesNumber of aperiodic necklaces of n beads of 6 colors; dimensions of free Lie algebras.at n=11A032164a(n) = floor(6^n/n).at n=10A129796Number of n-bead necklaces of 7 colors not allowing reversal, with no adjacent beads having the same color.at n=10A208534a(n) = (n^11 - n)/11.at n=6A366488