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A040601 Continued fraction for sqrt(627). 1
25, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50, 25, 50 (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)=75+25*(-1)^n-25*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, May 15 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(627)), confrac);

CROSSREFS

Sequence in context: A247650 A090092 A323522 * A022359 A147491 A147507

Adjacent sequences:  A040598 A040599 A040600 * A040602 A040603 A040604

KEYWORD

nonn,cofr,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified July 19 12:49 EDT 2019. Contains 325159 sequences. (Running on oeis4.)