Primes congruent to 13 mod 31.

Terms

a(0) =13a(1) =137a(2) =199a(3) =509a(4) =571a(5) =757a(6) =881a(7) =1129a(8) =1439a(9) =1811a(10) =1873a(11) =1997a(12) =2617a(13) =2741a(14) =2803a(15) =2927a(16) =3299a(17) =3361a(18) =3547a(19) =3671a(20) =3733a(21) =3919a(22) =4229a(23) =4663a(24) =4787a(25) =4973a(26) =5407a(27) =5531a(28) =5717a(29) =5779