%I A010220
%S A010220 13,3,1,3,26,3,1,3,26,3,1,3,26,3,1,3,26,3,1,3,26,3,1,3,
%T A010220 26,3,1,3,26,3,1,3,26,3,1,3,26,3,1,3,26,3,1,3,26,3,1,3,
%U A010220 26,3,1,3,26,3,1,3,26,3,1,3,26,3,1,3,26,3,1,3,26,3,1,3
%N A010220 Continued fraction for sqrt(176).
%H A010220 G. Xiao, <a href="http://wims.unice.fr/~wims/en_tool~number~contfrac.en.html">
               Contfrac</a>
%H A010220 <a href="Sindx_Con.html#confC">Index entries for continued fractions 
               for constants</a>
%F A010220 a(n)=(1/3)*{-5*(n mod 4)+[(n+1) mod 4]+4*[(n+2) mod 4]+10*[(n+3) mod 
               4]}-13*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava (ppl(AT)spl.at), 
               Jul 28 2009]
%Y A010220 Sequence in context: A078421 A098222 A114457 this_sequence A104818 A117540 
               A010221
%Y A010220 Adjacent sequences: A010217 A010218 A010219 this_sequence A010221 A010222 
               A010223
%K A010220 nonn,cofr
%O A010220 0,1
%A A010220 N. J. A. Sloane (njas(AT)research.att.com).