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A050962 Discriminants of real quadratic fields with class number 1 and related continued fraction period length of 13. +0
1
421, 757, 1021, 1097, 1117, 1301, 1553, 1973, 2069, 2237, 2273, 2789, 2861, 3373, 3461, 3517, 3917, 4133, 4397, 5573, 5717, 6221, 6317, 7253, 7517, 8741, 9173, 9437, 10181, 11597, 15797 (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: A031784 A051648 A146358 this_sequence A020376 A023353 A142853

Adjacent sequences: A050959 A050960 A050961 this_sequence A050963 A050964 A050965

KEYWORD

nonn,fini,full

AUTHOR

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

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Last modified December 9 18:50 EST 2009. Contains 170568 sequences.


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