Primes of the form 2*F(k) + 1.

Terms

a(0) =3a(1) =5a(2) =7a(3) =11a(4) =17a(5) =43a(6) =179a(7) =467a(8) =8363a(9) =21893a(10) =35423a(11) =92737a(12) =392837a(13) =204668311a(14) =1402817467a(15) =40730022149