105449domain: NPropertiesPrimalityPrimeyesAppears in sequencesa(n) = Sum_{d|n} A007955(d) * A000027(d) = Sum_{d|n} A007955(d) * (d), where A007955(m) = product of divisors of m.at n=17A174933Primes of the form 6n^3-7.at n=3A200914Numbers of words on {0,1,2,3,4,} having no isolated zeros.at n=8A255814Prime numbersat n=10061