%I A160585
%S A160585 3,5,5,4,9,6,2,1,2,7,6,4,7,4,6,3,9,8,4,7,4,0,7,9,6,5,1,3,7,3,5,8,0,5,7,
%T A160585 3,8,0,5,8,1,1,8,7,5,5,4,0,9,7,4,1,9,9,2,3,6,6,3,6,1,2,8,3,9,7,9,0,1,7,
%U A160585 2,5,5,1,6,2,0,4,3,2,0,0,5,3,2,0,7,2,3,5,3,3,2,8,0,3,5,0,1,6,4,7,1,9,3
%N A160585 Decimal expansion of (520659+314170*sqrt(2))/521^2.
%C A160585 lim_{n -> infinity} b(n)/b(n-1) = (520659+314170*sqrt(2))/521^2 for n 
               mod 3 = 0, b = A129725.
%C A160585 lim_{n -> infinity} b(n)/b(n-1) = (520659+314170*sqrt(2))/521^2 for n 
               mod 3 = 1, b = A160583.
%F A160585 (520659+314170*sqrt(2))/521^2 = (890+353*sqrt(2))/(890-353*sqrt(2))
%F A160585 = (3+2*sqrt(2))*(23-2*sqrt(2))^2/(23+2*sqrt(2))^2.
%e A160585 (520659+314170*sqrt(2))/521^2 = 3.55496212764746398474...
%Y A160585 Cf. A129725, A160583, A002193 (decimal expansion of sqrt(2)), A160584 
               (decimal expansion of (537+92*sqrt(2))/521).
%Y A160585 Sequence in context: A085963 A153098 A119280 this_sequence A016658 A131506 
               A113722
%Y A160585 Adjacent sequences: A160582 A160583 A160584 this_sequence A160586 A160587 
               A160588
%K A160585 cons,nonn
%O A160585 1,1
%A A160585 Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Jun 08 2009