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A040383 Continued fraction for sqrt(404). 1
20, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40, 10, 40 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..62.

Index entries for continued fractions for constants

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

FORMULA

a(n)=25+15*(-1)^n-20*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, Apr 29 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(404)), confrac);

CROSSREFS

Sequence in context: A091534 A033966 A033340 * A058282 A298208 A247337

Adjacent sequences:  A040380 A040381 A040382 * A040384 A040385 A040386

KEYWORD

nonn,cofr,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified October 18 14:52 EDT 2019. Contains 328161 sequences. (Running on oeis4.)