1753074

Appears in sequences

• Number of necklaces with n white beads and n^2-n black beads.at n=7A261496
• Number of necklaces with n white beads and 6*n black beads.at n=7A261500
• (1/n) times the number of n-member subsets of [n^2] whose elements sum to a multiple of n.at n=6A308667
• (1/7) times the number of n-member subsets of [7n] whose elements sum to a multiple of n.at n=6A309186