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Continued fraction for sqrt(644).
2

%I #21 Dec 27 2023 00:49:40

%S 25,2,1,1,1,6,1,1,1,2,50,2,1,1,1,6,1,1,1,2,50,2,1,1,1,6,1,1,1,2,50,2,

%T 1,1,1,6,1,1,1,2,50,2,1,1,1,6,1,1,1,2,50,2,1,1,1,6,1,1,1,2,50,2,1,1,1,

%U 6,1,1,1,2,50,2,1,1,1,6,1,1,1,2,50,2,1,1,1,6,1,1,1,2

%N Continued fraction for sqrt(644).

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

%H <a href="/index/Rec#order_10">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 1).

%p with(numtheory): Digits := 300: convert(evalf(sqrt(644)),confrac);

%t ContinuedFraction[Sqrt[644],120] (* or *) PadRight[{25},120,{50,2,1,1,1,6,1,1,1,2}] (* _Harvey P. Dale_, Jan 17 2016 *)

%o (PARI) default(realprecision, 100); contfrac(sqrt(644)) \\ _Michel Marcus_, Mar 26 2015

%K nonn,cofr,easy

%O 0,1

%A _N. J. A. Sloane_