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A040421 Continued fraction for sqrt(443). 0
21, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42, 21, 42 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

LINKS

Index entries for continued fractions for constants

FORMULA

a(n)=(1/2)*[63+21*(-1)^n]-21*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava (paoloplava(AT)gmail.com), Apr 30 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(443)), confrac);

CROSSREFS

Sequence in context: A010860 A158772 A151910 * A022355 A048245 A056485

Adjacent sequences:  A040418 A040419 A040420 * A040422 A040423 A040424

KEYWORD

nonn,cofr,easy,less

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 17 07:41 EST 2012. Contains 205998 sequences.