27757433067domain: NAppears in sequencesExpansion of 1/((1-x)*(1-2*x)*(1-5*x)*(1-10*x)).at n=10A021144Z(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=10.at n=9A068027