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A051983 Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 18. 0
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 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

REFERENCES

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

CROSSREFS

Cf. A051966-A051989.

Sequence in context: A116013 A043380 A173791 * A043626 A147854 A147856

Adjacent sequences:  A051980 A051981 A051982 * A051984 A051985 A051986

KEYWORD

nonn,fini

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Jan 04 2000

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Last modified February 14 06:48 EST 2012. Contains 205577 sequences.