790704domain: NAppears in sequencesNumber of n-bead bracelets (turnover necklaces) with 8 red beads and n-8 black beads.at n=31A005514Column 4 of triangle A123610.at n=15A123614a(n) is the number of subsets of {1..n} that contain 3 even and 3 odd numbers.at n=37A331574