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A040201 Continued fraction for sqrt(216). 2
14, 1, 2, 3, 2, 1, 28, 1, 2, 3, 2, 1, 28, 1, 2, 3, 2, 1, 28, 1, 2, 3, 2, 1, 28, 1, 2, 3, 2, 1, 28, 1, 2, 3, 2, 1, 28, 1, 2, 3, 2, 1, 28, 1, 2, 3, 2, 1, 28, 1, 2, 3, 2, 1, 28, 1, 2, 3, 2, 1, 28, 1, 2, 3, 2, 1, 28, 1, 2, 3, 2, 1, 28, 1, 2, 3, 2, 1, 28, 1, 2, 3, 2, 1, 28, 1, 2 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..86.

Index entries for continued fractions for constants

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

FORMULA

a(n)=(1/45)*{-184*(n mod 6)+26*[(n+1) mod 6]+26*[(n+2) mod 6]+11*[(n+3) mod 6]+11*[(n+4) mod 6]+221*[(n+5) mod 6]}-14*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, Apr 23 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(216)), confrac);

CROSSREFS

Sequence in context: A015133 A040202 A209601 * A179948 A160495 A040204

Adjacent sequences:  A040198 A040199 A040200 * A040202 A040203 A040204

KEYWORD

nonn,cofr,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified February 16 21:59 EST 2019. Contains 320200 sequences. (Running on oeis4.)