3220837534

Appears in sequences

• Number of necklaces with n white beads and n^2-n black beads.at n=9A261496
• Number of necklaces with n white beads and 8*n black beads.at n=9A261502
• (1/n) times the number of n-member subsets of [n^2] whose elements sum to a multiple of n.at n=8A308667
• (1/9) times the number of n-member subsets of [9n] whose elements sum to a multiple of n.at n=8A309188