Odd primes p such that 19 is a square mod p.

Terms

a(0) =3a(1) =5a(2) =17a(3) =19a(4) =31a(5) =59a(6) =61a(7) =67a(8) =71a(9) =73a(10) =79a(11) =101a(12) =103a(13) =107a(14) =127a(15) =137a(16) =149a(17) =151a(18) =157a(19) =167a(20) =179a(21) =197a(22) =211a(23) =223a(24) =227a(25) =229a(26) =233a(27) =277a(28) =307a(29) =313