Prime partial sums of Sophie Germain primes A005384.

Terms

a(0) =2a(1) =5a(2) =73a(3) =167a(4) =2423a(5) =7621a(6) =39233a(7) =50969a(8) =89563a(9) =198139a(10) =207029a(11) =267143a(12) =322963a(13) =335117a(14) =438517a(15) =481207a(16) =541547a(17) =812051a(18) =874697a(19) =917611a(20) =939293a(21) =1077761a(22) =1149593a(23) =1354267a(24) =1464011a(25) =1695559a(26) =1880401a(27) =2510083a(28) =2548703a(29) =3115249