Primes p of the form 4*n^2 + 1 such that 4*p^2+1 is also prime.

Terms

a(0) =5a(1) =37a(2) =677a(3) =1297a(4) =2917a(5) =8837a(6) =13457a(7) =50177a(8) =147457a(9) =156817a(10) =246017a(11) =341057a(12) =414737a(13) =746497a(14) =1136357a(15) =1726597a(16) =1833317a(17) =2119937a(18) =2802277a(19) =2808977a(20) =3013697a(21) =3549457a(22) =3865157a(23) =3896677a(24) =4104677a(25) =4384837a(26) =5354597a(27) =5410277a(28) =5779217a(29) =6031937