50955971

Appears in sequences

• Gaussian binomial coefficient [n, 3] for q = 2.at n=8A006096
• Gaussian binomial coefficients [n, 8] for q = 2.at n=3A022191
• Number of sublattices of index n in generic 9-dimensional lattice.at n=7A038996
• Z(S_m; sigma[1](n), sigma[2](n),..., sigma[m](n)) where Z(S_m; x_1,x_2,...,x_m) is the cycle index of the symmetric group S_m and sigma[k](n) is the sum of k-th powers of divisors of n; m=8.at n=7A068025