46686

Appears in sequences

• Number of chiral pairs of necklaces with n beads and two colors (color complements being equivalent); i.e., turning the necklace over neither leaves it unchanged nor simply swaps the colors.at n=22A059053
• Least integer b > F(n) such that sum_{k=1}^n F(k)*b^{k-1} is prime, where F = A000045.at n=22A224487
• a(1) = 50 and for any n > 0, a(n+1)^2 is the smallest square that begins with a(n).at n=36A309123