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A040183 Continued fraction for sqrt(198). 1

%I

%S 14,14,28,14,28,14,28,14,28,14,28,14,28,14,28,14,28,14,28,14,28,14,28,

%T 14,28,14,28,14,28,14,28,14,28,14,28,14,28,14,28,14,28,14,28,14,28,14,

%U 28,14,28,14,28,14,28,14

%N Continued fraction for sqrt(198).

%H <a href="/index/Con#confC">Index entries for continued fractions for constants</a>

%H <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (0, 1).

%F a(n)=21+7*(-1)^n-14*[C(2*n,n) mod 2], with n>=0 [From _Paolo P. Lava_, Apr 24 2009]

%p Digits := 100: convert(evalf(sqrt(N)),confrac,90,'cvgts'):

%t ContinuedFraction[Sqrt[198],300] (* _Vladimir Joseph Stephan Orlovsky_, Mar 28 2011*)

%K nonn,cofr,easy

%O 0,1

%A _N. J. A. Sloane_.

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Last modified August 26 02:19 EDT 2019. Contains 326324 sequences. (Running on oeis4.)