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A040757 Continued fraction for sqrt(786). 1
28, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56, 28, 56 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..62.

Index entries for continued fractions for constants

Index entries for linear recurrences with constant coefficients, signature (0, 1).

FORMULA

a(n)=42+14*(-1)^n-28*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, May 20 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(786)), confrac);

MATHEMATICA

Block[{$MaxExtraPrecision=1000}, ContinuedFraction[Sqrt[786], 120]] (* or *) PadRight[{28}, 120, {56, 28}] (* Harvey P. Dale, Feb 17 2016 *)

CROSSREFS

Sequence in context: A023470 A186305 A010867 * A022362 A219914 A165849

Adjacent sequences:  A040754 A040755 A040756 * A040758 A040759 A040760

KEYWORD

nonn,cofr,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified July 17 20:45 EDT 2019. Contains 325109 sequences. (Running on oeis4.)