1067999domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes of the form 32*k-1 such that 4*k-1, 8*k-1 and 16*k-1 are also primes.at n=22A101798Quatro-safe primes.at n=7A157359Bases b for which there exists an integer y such that y^3 in base b looks like [c,d,e,c,d,e] for base-b digits c,d,e.at n=42A290185Prime numbersat n=83399