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 A040870 Continued fraction for sqrt(901). 4
 30, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Index entries for linear recurrences with constant coefficients, signature (1). FORMULA a(n)=60-30*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, May 29 2009] MAPLE with(numtheory): Digits := 300: convert(evalf(sqrt(901)), confrac); MATHEMATICA Block[{\$MaxExtraPrecision=1000}, ContinuedFraction[Sqrt[901], 100]] (* or *) PadRight[{30}, 100, 60] (* Harvey P. Dale, Sep 01 2014 *) CROSSREFS Sequence in context: A004962 A271744 A121960 * A280011 A175785 A051488 Adjacent sequences:  A040867 A040868 A040869 * A040871 A040872 A040873 KEYWORD nonn,cofr,easy AUTHOR STATUS approved

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Last modified December 15 20:10 EST 2018. Contains 318154 sequences. (Running on oeis4.)