Prime numbers k such that 8*k+1 and 8*k+3 are also primes.

Terms

a(0) =2a(1) =5a(2) =17a(3) =71a(4) =101a(5) =107a(6) =131a(7) =491a(8) =677a(9) =761a(10) =821a(11) =1307a(12) =1361a(13) =1367a(14) =1667a(15) =2081a(16) =2207a(17) =2837a(18) =3461a(19) =3467a(20) =3761a(21) =3767a(22) =4007a(23) =5087a(24) =5147a(25) =5231a(26) =5381a(27) =5927a(28) =6701a(29) =6737