A040752 - OEIS

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A040752

Continued fraction for sqrt(780).

27, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12, 1, 54, 1, 12 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	LINKS	`Index entries for continued fractions for constants`
	FORMULA	`a(n)=(1/12){-125(n mod 4)+67[(n+1) mod 4]+[(n+2) mod 4]+193[(n+3) mod 4]}-27[C(2n,n) mod 2], with n>=0 [From Paolo P. Lava (paoloplava(AT)gmail.com), May 20 2009]`
	MAPLE	`with(numtheory): Digits := 300: convert(evalf(sqrt(780)), confrac);`
	CROSSREFS	`Sequence in context: A040749 A040750 A040751 * A036169 A040753 A040754` `Adjacent sequences: A040749 A040750 A040751 * A040753 A040754 A040755`
	KEYWORD	`nonn,cofr,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 15 19:09 EST 2012. Contains 205852 sequences.