OFFSET
1,1
MATHEMATICA
cf66Q[n_]:=Module[{s=Sqrt[n]}, If[IntegerQ[s], {1}, Length[ ContinuedFraction[ s] [[2]]]]==66]; Select[Range[9000], cf66Q] (* Harvey P. Dale, Mar 27 2016 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved