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A040203 Continued fraction for sqrt(218). 1
14, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1, 28, 1, 3, 3, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..84.

Index entries for continued fractions for constants

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

FORMULA

a(n)=(1/25)*{-117*(n mod 5)+28*[(n+1) mod 5]+18*[(n+2) mod 5]+8*[(n+3) mod 5]+153*[(n+4) mod 5]}-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(218)), confrac);

CROSSREFS

Sequence in context: A179948 A160495 A040204 * A040205 A171693 A235704

Adjacent sequences:  A040200 A040201 A040202 * A040204 A040205 A040206

KEYWORD

nonn,cofr,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified February 16 18:53 EST 2019. Contains 320165 sequences. (Running on oeis4.)