The OEIS is supported by the many generous donors to the OEIS Foundation.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
%I #20 Nov 22 2023 08:31:15
%S 11,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,
%T 1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,
%U 22,1,22,1,22,1,22,1,22,1,22,1
%N Continued fraction for sqrt(143).
%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 From _Amiram Eldar_, Nov 22 2023: (Start)
%F Multiplicative with a(2^e) = 22, and a(p^e) = 1 for an odd prime p.
%F Dirichlet g.f.: zeta(s) * (1 + 21/2^s). (End)
%p Digits := 100: convert(evalf(sqrt(N)),confrac,90,'cvgts'):
%t ContinuedFraction[Sqrt[143],300] (* _Vladimir Joseph Stephan Orlovsky_, Mar 13 2011*)
%K nonn,cofr,easy,mult
%O 0,1
%A _N. J. A. Sloane_