OFFSET
1,1
MATHEMATICA
cf25Q[n_]:=Module[{s=Sqrt[n]}, If[IntegerQ[s], 1, Length[ ContinuedFraction[ s][[2]]]]==25]; Select[Range[13000], cf25Q] (* Harvey P. Dale, May 05 2020 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved