%I A060215
%S A060215 3,7,7,13,58,58,135,461,819,2081,13834,13834,35955,244647,244647,639389
%N A060215 Period of continued fraction for sqrt(a(n)) has n successive 1's.
%o A060215 (PARI) print("3,7,"):n=3:for(k=1,10^6,v=contfrac(sqrt(k)):s=0:for(l=1,
               length(v)-n,if(v[l]==1,s=s+1,s=0): if(s==n,print1(k","):n=n+1:k=k-1:break)))
%Y A060215 Sequence in context: A139795 A118259 A060845 this_sequence A059478 A081218 
               A130003
%Y A060215 Adjacent sequences: A060212 A060213 A060214 this_sequence A060216 A060217 
               A060218
%K A060215 nonn
%O A060215 1,1
%A A060215 Jeff Burch (gburch(AT)erols.com), Mar 21 2001
%E A060215 More terms from Ralf Stephan (ralf(AT)ark.in-berlin.de), Mar 26 2003