72671domain: NPropertiesPrimalityPrimeyesAppears in sequencesEmirps of the form k^2 + k + 41.at n=34A155953Primes p such that 5*p+6, 5*p+12, 5*p+18 and 5*p+24 are all primes.at n=28A355577Prime numbersat n=7186