933157domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of form n^2 + mu(n), where mu is A008683.at n=23A062459Numbers of the form n^2+1 such that 3^(m+3)==9 (mod m) where m=n^4-1.at n=11A212876Primes of the form (p + q)^2 + 1, where p and q are consecutive primes.at n=19A244095Prime numbersat n=73697