223381domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumbers n such that (28^n+1)/29 is a prime.at n=7A071381Primes of the form (n+1)^3 - n^2.at n=23A154113Primes whose base-8 representation is a perfect square in base 10.at n=25A267490Prime numbersat n=19894