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Continued fraction for sqrt(359).
1

%I #16 Dec 20 2023 08:06:22

%S 18,1,17,1,36,1,17,1,36,1,17,1,36,1,17,1,36,1,17,1,36,1,17,1,36,1,17,

%T 1,36,1,17,1,36,1,17,1,36,1,17,1,36,1,17,1,36,1,17,1,36,1,17,1,36,1,

%U 17,1,36,1,17,1,36,1,17,1,36,1,17,1,36,1,17,1,36,1,17

%N Continued fraction for sqrt(359).

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

%H <a href="/index/Rec#order_04">Index entries for linear recurrences with constant coefficients</a>, signature (0,0,0,1).

%F From _Amiram Eldar_, Dec 20 2023: (Start)

%F Multiplicative with a(2) = 17, a(2^e) = 36 for e >= 2, and a(p^e) = 1 for an odd prime p.

%F Dirichlet g.f.: zeta(s) * (1 + 1/2^(s-4) + 19/2^(2*s)). (End)

%p with(numtheory): Digits := 300: convert(evalf(sqrt(359)),confrac);

%t ContinuedFraction[Sqrt[359], 100] (* _Amiram Eldar_, Dec 20 2023 *)

%K nonn,cofr,easy,mult

%O 0,1

%A _N. J. A. Sloane_