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A040811 Continued fraction for sqrt(840). +0
1
28, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56, 1, 56 (list; graph; listen)
OFFSET

0,1

LINKS

Index entries for continued fractions for constants

FORMULA

a(n)=(1/2)*[57+55*(-1)^n]-28*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava (ppl(AT)spl.at), May 29 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(840)), confrac);

CROSSREFS

Sequence in context: A040808 A040809 A040810 this_sequence A051000 A132057 A040777

Adjacent sequences: A040808 A040809 A040810 this_sequence A040812 A040813 A040814

KEYWORD

nonn,cofr,easy

AUTHOR

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

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.


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