Primes that remain prime through 2 iterations of the function f(x) = 5x + 6.

Terms

a(0) =7a(1) =11a(2) =29a(3) =41a(4) =53a(5) =79a(6) =83a(7) =107a(8) =113a(9) =137a(10) =139a(11) =149a(12) =163a(13) =181a(14) =193a(15) =233a(16) =239a(17) =359a(18) =379a(19) =401a(20) =449a(21) =487a(22) =503a(23) =547a(24) =601a(25) =643a(26) =653a(27) =809a(28) =839a(29) =877