Primes of form x^2+31*y^2.

Terms

a(0) =31a(1) =47a(2) =67a(3) =131a(4) =149a(5) =173a(6) =227a(7) =283a(8) =293a(9) =349a(10) =379a(11) =431a(12) =521a(13) =577a(14) =607a(15) =617a(16) =653a(17) =811a(18) =839a(19) =853a(20) =857a(21) =919a(22) =937a(23) =971a(24) =1031a(25) =1063a(26) =1117a(27) =1187a(28) =1213a(29) =1237