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A040213 Continued fraction for sqrt(229). 2
15, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7, 30, 7, 1, 1, 7 (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)*{-92*(n mod 5)-7*[(n+1) mod 5]+23*[(n+2) mod 5]+53*[(n+3) mod 5]+138*[(n+4) mod 5]}-15*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, Apr 23 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(229)), confrac);

CROSSREFS

Sequence in context: A040214 A111298 A241440 * A097532 A033335 A263400

Adjacent sequences:  A040210 A040211 A040212 * A040214 A040215 A040216

KEYWORD

nonn,cofr,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified March 21 10:13 EDT 2019. Contains 321368 sequences. (Running on oeis4.)