A051983 Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 18.

519, 562, 831, 879, 951, 1185, 1199, 1209, 1281, 1310, 1362, 1379, 1505, 1506, 1526, 1606, 1630, 1686, 1698, 1842, 1903, 1919, 1923, 1983, 1991, 2202, 2219, 2283, 2363, 2631, 2697, 2771, 2985, 3183, 3282, 3414, 3470, 3642, 3702, 3707

Offset

1,1

References

R. A. Mollin, Quadratics, CRC Press, 1996, Appendix A, Table A3.

Links

Georg Fischer, Table of n, a(n) for n = 1..187

Crossrefs

Cf. A051966-A051989.

Sequence in context: A173791 A345587 A345845 * A250768 A043626 A345596

Adjacent sequences: A051980 A051981 A051982 * A051984 A051985 A051986

Keyword

nonn,fini,full

Author

N. J. A. Sloane, Jan 04 2000

Status

approved