A040384 - OEIS

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A040384

Continued fraction for sqrt(405).

20, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40, 8, 40 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	LINKS	`Index entries for continued fractions for constants`
	FORMULA	`a(n)=24+16(-1)^n-20[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava (paoloplava(AT)gmail.com), Apr 29 2009]`
	MAPLE	`with(numtheory): Digits := 300: convert(evalf(sqrt(405)), confrac);`
	CROSSREFS	`Sequence in context: A108967 A097390 A123174 * A078080 A136010 A091534` `Adjacent sequences: A040381 A040382 A040383 * A040385 A040386 A040387`
	KEYWORD	`nonn,cofr,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 15 05:45 EST 2012. Contains 205694 sequences.