Search: id:A013649
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%I A013649
%S A013649 14,19,22,23,29,33,34,45,47,52,53,54,59,60,62,69,70,71,77,78,79,85,95,
               96,
%T A013649 98,107,114,117,118,119,125,127,138,140,141,142,149,153,154,164,165,167,
%U A013649 173,178,187,188,189,192,194,202,205,206,216,218,219,220,221,222,223,229
%N A013649 Period of continued fraction for sqrt(n) contains exactly two 1's.
%D A013649 Kenneth H. Rosen, Elementary Number Theory and Its Applications, Addison-Wesley, 
               1984, page 426 (but beware of errors!).
%Y A013649 Sequence in context: A154864 A065343 A165228 this_sequence A013657 A013653 
               A072124
%Y A013649 Adjacent sequences: A013646 A013647 A013648 this_sequence A013650 A013651 
               A013652
%K A013649 nonn
%O A013649 1,1
%A A013649 Clark Kimberling (ck6(AT)evansville.edu)

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