73482domain: NAppears in sequencesExpansion of Product_{m>=1} (1-m*q^m)^-3.at n=11A022727Smallest sets of 7 consecutive abundant numbers in arithmetic progression. The initial abundant number is listed.at n=36A228964Row sums of triangle A073165.at n=9A343032a(n) = Sum_{k=1..n-1} sigma(k) * sigma_2(n-k).at n=25A374974