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A040507 Continued fraction for sqrt(531). 1
23, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46, 23, 46 (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)=(1/2)*[69+23*(-1)^n]- 23*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, May 13 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(531)), confrac);

CROSSREFS

Sequence in context: A010862 A291570 A141460 * A022357 A165844 A291511

Adjacent sequences:  A040504 A040505 A040506 * A040508 A040509 A040510

KEYWORD

nonn,cofr,easy,less

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified October 17 06:08 EDT 2019. Contains 328106 sequences. (Running on oeis4.)