%I #10 Aug 17 2021 23:48:27
%S 9411,9419,9427,9431,9439,9459,9463,9467,9479,9491,9511,9523,9527,
%T 9531,9539,9547,9551,9563,9571,9587,9619,9623,9627,9631,9643,9651,
%U 9679,9691,9703,9707,9719,9727,9739,9743,9767,9771,9787,9791,9799,37640,37672
%N that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 97.
%K nonn
%O 1,1
%A _David W. Wilson_
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