%I A040609
%S A040609 25,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,
%T A040609 5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,
%U A040609 50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50,5,50
%N A040609 Continued fraction for sqrt(635).
%H A040609 <a href="Sindx_Con.html#confC">Index entries for continued fractions 
               for constants</a>
%F A040609 a(n)=(1/2)*[55+45*(-1)^n]-25*[C(2*n,n) mod 2], with n>=0 [From Paolo 
               P. Lava (ppl(AT)spl.at), May 15 2009]
%p A040609 with(numtheory): Digits := 300: convert(evalf(sqrt(635)),confrac);
%Y A040609 Sequence in context: A077490 A037928 A110796 this_sequence A040607 A040606 
               A091736
%Y A040609 Adjacent sequences: A040606 A040607 A040608 this_sequence A040610 A040611 
               A040612
%K A040609 nonn,cofr,easy
%O A040609 0,1
%A A040609 N. J. A. Sloane (njas(AT)research.att.com).