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A040297 Continued fraction for sqrt(315). 1
17, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1, 34, 1, 2, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..83.

Index entries for continued fractions for constants

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

FORMULA

a(n)=(1/6)*{-40*(n mod 4)+11*[(n+1) mod 4]+8*[(n+2) mod 4]+59*[(n+3) mod 4]}-17*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, Apr 27 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(315)), confrac);

CROSSREFS

Sequence in context: A172196 A056110 A040296 * A239866 A040295 A040298

Adjacent sequences:  A040294 A040295 A040296 * A040298 A040299 A040300

KEYWORD

nonn,cofr,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified February 21 06:40 EST 2019. Contains 320371 sequences. (Running on oeis4.)