Second coordinate of fundamental unit of real quadratic field with discriminant A003658(n), n >= 2.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =1a(6) =2a(7) =3a(8) =1a(9) =8a(10) =2a(11) =1a(12) =10a(13) =3a(14) =1a(15) =4a(16) =40a(17) =1a(18) =5a(19) =2a(20) =3a(21) =250a(22) =39a(23) =1a(24) =1a(25) =42a(26) =106a(27) =5a(28) =3a(29) =1138