74503

Appears in sequences

• Number of n-bead bracelets (turnover necklaces) with 8 red beads and n-8 black beads.at n=21A005514
• Eleventh column (m=10) of convolution triangle A059594.at n=7A059625
• a(n) = 441*n^2 - 2*n.at n=12A157737
• Third left hand column of triangle A163940.at n=26A163943