369979domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes with digit sum = 43.at n=22A106775Largest prime p(k) > p(n) such that 1/p(n) + 1/p(n+1) + ... + 1/p(k) < 1, where p(n) is the n-th prime.at n=26A225671Primes p such that p^2 - p - 1, p^3 - p - 1 and p^4 - p - 1 are all prime.at n=24A236173Prime numbersat n=31519