53764

Appears in sequences

• Number of bracelets (turnover necklaces) of n beads of 4 colors.at n=9A032275
• Number of ways to color vertices of a 10-gon using <= n colors, allowing rotations and reflections.at n=4A060562
• Triangle T(n,k) read by rows, giving number of bracelets (turnover necklaces) with n beads of k colors (n >= 1, 1 <= k <= n).at n=48A081720
• Number of n-bead necklaces of 5 colors allowing reversal, with no adjacent beads having the same color.at n=9A208541
• a(n) = Sum_{d|n} d^(1 + 2*n/d).at n=11A294567
• On a diagonally numbered square grid, with labels starting at 1, this is the number of steps that a (1,n) leaper makes before getting trapped when moving to the lowest available unvisited square, or -1 if it never gets trapped.at n=43A352730
• Table read by downward antidiagonals: T(n,k) is the number of tilings of the n X k cylinder up to horizontal and vertical reflections by two tiles that are fixed under these reflections.at n=32A368253
• Table read by downward antidiagonals: T(n,k) is the number of tilings of the n X k cylinder up to horizontal and vertical reflections by a tile that is fixed under horizontal reflections but not vertical reflections.at n=32A368254