A051974 Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 9.
106, 698, 1073, 1189, 1285, 1385, 1418, 1865, 2581, 3233, 4469, 4553, 4709, 5597, 8885, 9365, 9773, 9893, 10229, 10685, 12053, 12077, 13565, 14285, 16733, 23285, 28757, 29957
Offset: 1
References
- R. A. Mollin, Quadratics, CRC Press, 1996, Appendix A, Table A3.