468448domain: NAppears in sequencesNumber of 7-digit numbers whose sum of digits is n.at n=31A278969Expansion of exp( Sum_{n>=1} -sigma_2(3*n)*x^n/n ) in powers of x.at n=17A283243Number of n-digit base-10 numbers whose digit sum is equal to ceiling(9*n/2).at n=6A382531