%I A020347
%S A020347 19,21,22,45,52,54,57,59,70,77,88,107,111,112,114,117,131,164,165,175,
%T A020347 178,183,187,208,216,221,232,267,270,273,275,278,280,285,294,296,303,308,
%U A020347 350,357,371,372,374,381,387,407,418,437,456,470,498,499,507,510,514,518
%N A020347 Numbers n such that continued fraction for sqrt(n) has period 6.
%Y A020347 Sequence in context: A042735 A156758 A089837 this_sequence A054864 A158232 
               A050714
%Y A020347 Adjacent sequences: A020344 A020345 A020346 this_sequence A020348 A020349 
               A020350
%K A020347 nonn
%O A020347 1,1
%A A020347 David W. Wilson (davidwwilson(AT)comcast.net)