A050967 Discriminants of real quadratic fields with class number 1 and related continued fraction period length of 18.

139, 163, 283, 417, 419, 566, 633, 737, 758, 781, 787, 998, 1141, 1142, 1163, 1286, 1307, 1337, 1461, 1718, 1829, 1931, 2243, 2537, 2653, 2966, 2973, 3013, 3117, 3629, 3713, 4061, 4269, 4541, 4781, 6629, 6717, 7037, 7133, 7181, 8013, 8157, 8197, 8301, 8777, 9957, 10277, 10493, 11429, 11957, 12293, 13373, 13917, 16373, 18653, 18813, 18893, 20597, 23597, 24173, 26837, 30917

Offset

1,1

References

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

Links

Table of n, a(n) for n=1..62.

R. A. Mollin and H. C. Williams, On a determination of real quadratic fields of class number one and related continued fraction period length less than 25, Proc. Japan Acad. Ser. A Math. Sci. Volume 67, Number 1 (1991), 20-25. (cf. Table 3.1)

Crossrefs

Cf. A050950-A050969, A051962-A051965.

Sequence in context: A334564 A325075 A020357 * A071382 A290450 A209618

Adjacent sequences: A050964 A050965 A050966 * A050968 A050969 A050970

Keyword

nonn,fini,full

Author

N. J. A. Sloane, Jan 04 2000

Extensions

a(42) and following from Georg Fischer, Sep 20 2021

Status

approved