Least D in the Pellian x^2 - D*y^2 = 1 for which x has least solution n.

Terms

a(0) =3a(1) =2a(2) =15a(3) =6a(4) =35a(5) =12a(6) =7a(7) =5a(8) =11a(9) =30a(10) =143a(11) =42a(12) =195a(13) =14a(14) =255a(15) =18a(16) =323a(17) =10a(18) =399a(19) =110a(20) =483a(21) =33a(22) =23a(23) =39a(24) =27a(25) =182a(26) =87a(27) =210a(28) =899a(29) =60