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A051962 Discriminants of real quadratic fields with class number 1 and related continued fraction period length of 21. +0
24
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 (list; graph; listen)
OFFSET

1,1

REFERENCES

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

CROSSREFS

Cf. A050950-A050969, A051962-A051965.

Sequence in context: A003924 A153164 A020358 this_sequence A157999 A152853 A142830

Adjacent sequences: A051959 A051960 A051961 this_sequence A051963 A051964 A051965

KEYWORD

nonn,fini,full

AUTHOR

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

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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.


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