id:A040406 - OEIS Search Results

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Continued fraction for sqrt(427).

+0
1

20, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1, 40, 1, 1, 1 (list; graph; listen)

	OFFSET	`0,1`
	LINKS	`Index entries for continued fractions for constants`
	FORMULA	`a(n)=(1/24){-191(n mod 4)+43[(n+1) mod 4]+43[(n+2) mod 4]+277[(n+3) mod 4]}-20[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava (ppl(AT)spl.at), Apr 30 2009]`
	MAPLE	`with(numtheory): Digits := 300: convert(evalf(sqrt(427)), confrac);`
	CROSSREFS	`Sequence in context: A060430 A040404 A040405 this_sequence A040403 A040402 A040401` `Adjacent sequences: A040403 A040404 A040405 this_sequence A040407 A040408 A040409`
	KEYWORD	`nonn,cofr,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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