1205647domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p such that p+-1, p+-2 and p+-3 are not squarefree.at n=26A166003Primes p such that p + k is the sum of two nonzero squares in exactly k ways for all k = 1, 2, 3.at n=2A273236Prime numbersat n=93318