2306881200

Appears in sequences

• Gaussian binomial coefficients [ n,11 ] for q = 7.at n=1A022240
• a(n) = (7^n - 1)/6.at n=12A023000
• Sublattices of index n in generic 12-dimensional lattice.at n=6A038999
• Numbers of the form (7^{mr}-1)/(7^r-1) for positive integers m, r.at n=29A076286
• a(n) = Sum_{j=0..11} n^j.at n=7A105067
• a(n) = Sum_{d|n} Moebius(n/d)*d^(b-1)/phi(n) for b = 13.at n=6A160972