Primes p such that f(f(p)) is prime, where f(x) = x^4-x^3-x^2-x-1.

Terms

a(0) =3a(1) =487a(2) =547a(3) =877a(4) =1063a(5) =1291a(6) =1579a(7) =1657a(8) =2287a(9) =2797a(10) =3343a(11) =3793a(12) =4909a(13) =4957a(14) =6163a(15) =6571a(16) =7393a(17) =8461a(18) =8521a(19) =8563a(20) =9631a(21) =11257a(22) =11863a(23) =12211a(24) =12757a(25) =12907a(26) =13063a(27) =13567a(28) =13999a(29) =14983