A040227 - OEIS

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A040227

Continued fraction for sqrt(243).

15, 1, 1, 2, 3, 15, 3, 2, 1, 1, 30, 1, 1, 2, 3, 15, 3, 2, 1, 1, 30, 1, 1, 2, 3, 15, 3, 2, 1, 1, 30, 1, 1, 2, 3, 15, 3, 2, 1, 1, 30, 1, 1, 2, 3, 15, 3, 2, 1, 1, 30, 1, 1, 2, 3, 15, 3, 2, 1, 1, 30, 1, 1, 2, 3, 15, 3, 2, 1, 1, 30, 1, 1, 2, 3, 15, 3, 2, 1, 1, 30, 1, 1, 2, 3 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	LINKS	`Index entries for continued fractions for constants`
	FORMULA	`a(n)=(1/450){-1246(n mod 10)+59[(n+1) mod 10]+104[(n+2) mod 10]+104[(n+3) mod 10]+599[(n+4) mod 10]-481[(n+5) mod 10]+14[(n+6) mod 10]+14[(n+7) mod 10]+59[(n+8) mod 10]+1364[(n+9) mod 10]}-15[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava (paoloplava(AT)gmail.com), Apr 23 2009]`
	MAPLE	`with(numtheory): Digits := 300: convert(evalf(sqrt(243)), confrac);`
	CROSSREFS	`Sequence in context: A015908 A040228 A040229 * A040226 A172429 A040225` `Adjacent sequences: A040224 A040225 A040226 * A040228 A040229 A040230`
	KEYWORD	`nonn,cofr,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 17 06:27 EST 2012. Contains 205998 sequences.