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A040899 Continued fraction for sqrt(930). 1
30, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60, 2, 60 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..74.

Index entries for continued fractions for constants

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

FORMULA

a(n)=31+29*(-1)^n-30*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, Jun 03 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(930)), confrac);

MATHEMATICA

ContinuedFraction[Sqrt[930], 80] (* or *) PadRight[{30}, 80, {60, 2}] (* Harvey P. Dale, Aug 27 2017 *)

CROSSREFS

Sequence in context: A040897 A040898 A072036 * A040886 A040885 A040887

Adjacent sequences:  A040896 A040897 A040898 * A040900 A040901 A040902

KEYWORD

nonn,cofr,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified October 22 05:29 EDT 2019. Contains 328315 sequences. (Running on oeis4.)