Primes p such that 19 is not a square mod p.

Terms

a(0) =2a(1) =7a(2) =11a(3) =13a(4) =23a(5) =29a(6) =37a(7) =41a(8) =43a(9) =47a(10) =53a(11) =83a(12) =89a(13) =97a(14) =109a(15) =113a(16) =131a(17) =139a(18) =163a(19) =173a(20) =181a(21) =191a(22) =193a(23) =199a(24) =239a(25) =241a(26) =251a(27) =257a(28) =263a(29) =269