A051962 Discriminants of real quadratic fields with class number 1 and related continued fraction period length of 21.

337, 569, 977, 1453, 1669, 1741, 2053, 2293, 4093, 4349, 5437, 5557, 8861, 9341, 10133, 10709, 11117, 12917, 14549, 15053, 16253, 18413, 18917, 19013, 19973, 20117, 20333, 25373, 28493, 29333

Offset

1,1

References

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

Links

Table of n, a(n) for n=1..30.

Crossrefs

Cf. A050950-A050969, A051962-A051965.

Sequence in context: A153164 A020358 A260540 * A339480 A214492 A157999

Adjacent sequences: A051959 A051960 A051961 * A051963 A051964 A051965

Keyword

nonn,fini,full

Author

N. J. A. Sloane, Jan 04 2000

Status

approved