535481domain: NPropertiesPrimalityPrimeyesAppears in sequencesa(0)=0, a(1)=2, a(n) = smallest prime > a(n-1)+a(n-2).at n=26A055502a(n) = least prime P(n) such that P(n)-2*p(n) is prime and P(n+1)>P(n) with p(n)=n-th prime.at n=12A115972Prime numbersat n=44228