Primes p such that x^3 = 19 has no solution mod p.

Terms

a(0) =7a(1) =13a(2) =31a(3) =37a(4) =43a(5) =61a(6) =67a(7) =73a(8) =79a(9) =103a(10) =139a(11) =157a(12) =163a(13) =193a(14) =199a(15) =211a(16) =223a(17) =229a(18) =241a(19) =331a(20) =337a(21) =349a(22) =367a(23) =379a(24) =397a(25) =433a(26) =439a(27) =457a(28) =463a(29) =499