165133domain: NPropertiesPrimalityPrimeyesAppears in sequencesRecip transform of 2*(1 + x^3 + x^5 + x^6)-1/(1-x).at n=10A049168Least of three consecutive primes p, q, r such that p + q, p + r, q + r and p + q + r all have the same number of prime divisors, counted with multiplicity.at n=37A368785Prime numbersat n=15104