416501domain: NPropertiesPrimalityPrimeyesAppears in sequencesTwin primes p and r (p < r) such that p-1, p+1 and r+1 are not cubefree.at n=2A162874Lesser of twin primes p such that none of p-1, p+1 and p+3 are cubefree.at n=1A162989Prime numbersat n=35120