id:A040381 - OEIS Search Results

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Continued fraction for sqrt(402).

+0
1

20, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40, 20, 40 (list; graph; listen)

	OFFSET	`0,1`
	LINKS	`Index entries for continued fractions for constants`
	FORMULA	`a(n)=30+10(-1)^n-20[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava (ppl(AT)spl.at), Apr 29 2009]`
	MAPLE	`with(numtheory): Digits := 300: convert(evalf(sqrt(402)), confrac);`
	CROSSREFS	`Sequence in context: A087708 A081245 A010859 this_sequence A022354 A165841 A091235` `Adjacent sequences: A040378 A040379 A040380 this_sequence A040382 A040383 A040384`
	KEYWORD	`nonn,cofr,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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