Primes of the form 8*n^2+8*n+31.

Terms

a(0) =31a(1) =47a(2) =79a(3) =127a(4) =191a(5) =271a(6) =367a(7) =479a(8) =607a(9) =751a(10) =911a(11) =1087a(12) =1279a(13) =1487a(14) =1951a(15) =2207a(16) =2767a(17) =3391a(18) =3727a(19) =4079a(20) =4447a(21) =4831a(22) =5231a(23) =5647a(24) =6079a(25) =6991a(26) =9007a(27) =9551a(28) =10111a(29) =10687