OFFSET
1,1
MATHEMATICA
oQ[n_]:=Module[{sqn=Sqrt[n]}, !IntegerQ[sqn]&&Count[ ContinuedFraction[ sqn][[2]], 1]==11]; Select[Range[20000], oQ] (* Harvey P. Dale, Nov 10 2011 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved