Primes that remain prime through 5 iterations of function f(x) = 5x + 8.

Terms

a(0) =7a(1) =7621a(2) =15937a(3) =382933a(4) =462271a(5) =518803a(6) =866941a(7) =1025407a(8) =1142503a(9) =1427347a(10) =1742473a(11) =1980067a(12) =2343619a(13) =2910031a(14) =3015283a(15) =4344121a(16) =4352269a(17) =4544209a(18) =5081893a(19) =5116543a(20) =5127043a(21) =5482531a(22) =5484379a(23) =5501473a(24) =5648221a(25) =6452899a(26) =7213897a(27) =7968469