Discriminants of quadratic fields whose fundamental unit has norm -1.

Terms

a(0) =5a(1) =8a(2) =13a(3) =17a(4) =29a(5) =37a(6) =40a(7) =41a(8) =53a(9) =61a(10) =65a(11) =73a(12) =85a(13) =89a(14) =97a(15) =101a(16) =104a(17) =109a(18) =113a(19) =137a(20) =145a(21) =149a(22) =157a(23) =173a(24) =181a(25) =185a(26) =193a(27) =197a(28) =229a(29) =232