3335819domain: NPropertiesPrimalityPrimeyesAppears in sequencesExpansion of Product_{k>=1} (1 + x^k)^(sigma_0(k)^2).at n=26A301746Primes of the form (p*q*r - p - q - r)/2, where p, q, r are consecutive primes.at n=8A390797Prime numbersat n=239280