48632domain: NAppears in sequencesNumber of n-bead necklace structures with no adjacent elements having the same color.at n=12A328150Row 5 of A328464: a(n) = A276156(32n - 16) / 210.at n=13A328468Expansion of (1/x) * Series_Reversion( x * (1 - x^2 * (1 + x)^3) / (1 + x) ).at n=9A389439