352698

Appears in sequences

• Number of necklaces with n beads of 2 colors, allowing turning over (these are also called bracelets).at n=24A000029
• Array T(n,m) = A177944(2*n,2*m) read by antidiagonals.at n=48A177970
• Number of n-bead necklaces of 3 colors allowing reversal, with no adjacent beads having the same color.at n=23A208539