Primes p such that (p^2 + 1)/2 and 2*p^2 - 1 are also prime.

Terms

a(0) =3a(1) =11a(2) =59a(3) =181a(4) =199a(5) =379a(6) =409a(7) =571a(8) =739a(9) =1039a(10) =1439a(11) =2239a(12) =2269a(13) =2351a(14) =2381a(15) =2671a(16) =2719a(17) =2789a(18) =3049a(19) =3529a(20) =4021a(21) =4201a(22) =4721a(23) =4999a(24) =5431a(25) =5531a(26) =5839a(27) =6329a(28) =6619a(29) =8329