A040651 - OEIS

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A040651

Continued fraction for sqrt(678).

26, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52, 26, 52 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	LINKS	`Index entries for continued fractions for constants`
	FORMULA	`a(n)=39+13(-1)^n-26[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava (paoloplava(AT)gmail.com), May 18 2009]`
	MAPLE	`with(numtheory): Digits := 300: convert(evalf(sqrt(678)), confrac);`
	CROSSREFS	`Sequence in context: A109341 A010865 A003900 * A022360 A165847 A094835` `Adjacent sequences: A040648 A040649 A040650 * A040652 A040653 A040654`
	KEYWORD	`nonn,cofr,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 14 23:16 EST 2012. Contains 205687 sequences.