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 A040226 Continued fraction for sqrt(242). 2

%I

%S 15,1,1,3,1,14,1,3,1,1,30,1,1,3,1,14,1,3,1,1,30,1,1,3,1,14,1,3,1,1,30,

%T 1,1,3,1,14,1,3,1,1,30,1,1,3,1,14,1,3,1,1,30,1,1,3,1,14,1,3,1,1,30,1,

%U 1,3,1,14,1,3,1,1,30,1,1,3,1,14,1,3,1,1,30,1,1,3,1

%N Continued fraction for sqrt(242).

%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).

%F a(n)=(1/450)*{-1249*(n mod 10)+56*[(n+1) mod 10]+146*[(n+2) mod 10]-34*[(n+3) mod 10]+641*[(n+4) mod 10]-529*[(n+5) mod 10]+146*[(n+6) mod 10]-34*[(n+7) mod 10]+56*[(n+8) mod 10]+1361*[(n+9) mod 10]}-15*[C(2*n,n) mod 2], with n>=0 [From _Paolo P. Lava_, Apr 23 2009]

%p with(numtheory): Digits := 300: convert(evalf(sqrt(242)),confrac);

%K nonn,cofr,easy

%O 0,1

%A _N. J. A. Sloane_.

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Last modified March 19 15:02 EDT 2019. Contains 321330 sequences. (Running on oeis4.)