%I A050953
%S A050953 7,14,23,33,47,62,69,133,141,167,213,398,413,573,717,1077,1293,1397,
%T A050953 1757,3053
%N A050953 Discriminants of real quadratic fields with class number 1 and related 
               continued fraction period length of 4.
%D A050953 R. A. Mollin, Quadratics, CRC Press, 1996, Appendix A.
%Y A050953 Cf. A050950-A050969, A051962-A051965.
%Y A050953 Sequence in context: A118502 A036556 A013644 this_sequence A025011 A030414 
               A095894
%Y A050953 Adjacent sequences: A050950 A050951 A050952 this_sequence A050954 A050955 
               A050956
%K A050953 nonn,fini,full
%O A050953 1,1
%A A050953 N. J. A. Sloane (njas(AT)research.att.com), Jan 04 2000