394007domain: NPropertiesPrimalityPrimeyesAppears in sequencesSmaller of safe prime twins: special safe primes (A005385) p such that the next prime is also the next safe prime and is p+12, i.e., occurs at the closest possible distance, 12.at n=26A059395Primes p such that the concatenation p//29 is a squared prime.at n=18A168568Prime numbersat n=33401