A040410 - OEIS

%I #16 Dec 27 2023 00:04:05

%S 20,1,3,5,1,2,7,1,19,1,7,2,1,5,3,1,40,1,3,5,1,2,7,1,19,1,7,2,1,5,3,1,

%T 40,1,3,5,1,2,7,1,19,1,7,2,1,5,3,1,40,1,3,5,1,2,7,1,19,1,7,2,1,5,3,1,

%U 40,1,3,5,1,2,7,1,19,1,7,2,1,5,3,1,40,1,3,5,1,2,7,1

%N Continued fraction for sqrt(431).

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

%H <a href="/index/Rec#order_16">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).

%p with(numtheory): Digits := 300: convert(evalf(sqrt(431)),confrac);

%t ContinuedFraction[Sqrt[431],120] (* or *) PadRight[{20},120,{40,1,3,5,1,2,7,1,19,1,7,2,1,5,3,1}] (* _Harvey P. Dale_, Sep 22 2014 *)

%K nonn,cofr,easy

%O 0,1

%A _N. J. A. Sloane_.