id:A040215 - OEIS Search Results

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Continued fraction for sqrt(231).

+0
1

15, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30, 5, 30 (list; graph; listen)

	OFFSET	`0,1`
	LINKS	`Index entries for continued fractions for constants`
	FORMULA	`a(n)=(1/2)[35+25(-1)^n]-15[C(2n,n) mod 2], with n>=0 [From Paolo P. Lava (ppl(AT)spl.at), Apr 23 2009]`
	MAPLE	`with(numtheory): Digits := 300: convert(evalf(sqrt(231)), confrac);`
	CROSSREFS	`Sequence in context: A051998 A131611 A166209 this_sequence A147422 A147084 A147361` `Adjacent sequences: A040212 A040213 A040214 this_sequence A040216 A040217 A040218`
	KEYWORD	`nonn,cofr,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.

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