457651domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of form n^4 + n^2 - 1.at n=11A174819Numbers n of the form p^2-p-1 = A165900(p), for prime p, such that n^2-n-1 = A165900(n) is also prime.at n=27A237527Primes p of the form n^2-n-1 (for prime n) such that p^2-p-1 is also prime.at n=3A237641Prime numbersat n=38292