6728904
domain: N
Appears in sequences
- Triangle of Gaussian binomial coefficients [ n,k ] for q = 23.at n=22A022187
- Triangle of Gaussian binomial coefficients [ n,k ] for q = 23.at n=26A022187
- Number of sublattices of index n in generic 6-dimensional lattice.at n=22A038993
- a(n) = 111111 in base n.at n=22A053700
- 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=5.at n=22A068022
- a(n) = 1 + prime(n) + prime(n)^2 + prime(n)^3 + prime(n)^4 + prime(n)^5.at n=8A131993
- a(n) = Sum_{d|n} Moebius(n/d)*d^(b-1)/phi(n) for b = 7.at n=22A160895
- a(n) = sigma(n^5).at n=22A203556
- a(n) = (23^n - 1)/22.at n=6A218726