52567domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumbers n such that ((1+I)^n+1)/(2+I) is a Gaussian prime.at n=27A124112Primes p such that (2^p + 2^((p+1)/2) + 1)/5 is prime.at n=10A124165Primes p such that p + 4, p + 12 and p + 16 are also primes.at n=23A384298Prime numbersat n=5368