700067domain: NPropertiesPrimalityPrimeyesAppears in sequencesa(1) = 2, a(2) = 3 and a(n) = the smallest prime which is a linear combination of a(n-1) and a(n-2) of the form r*a(n-1) + s*a(n-2) with r,s >=1.at n=15A072535Primes having only {0, 6, 7} as digits.at n=34A385770Prime numbersat n=56547