A040614 - OEIS

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A040614

Continued fraction for sqrt(640).

25, 3, 2, 1, 4, 1, 11, 1, 4, 1, 2, 3, 50, 3, 2, 1, 4, 1, 11, 1, 4, 1, 2, 3, 50, 3, 2, 1, 4, 1, 11, 1, 4, 1, 2, 3, 50, 3, 2, 1, 4, 1, 11, 1, 4, 1, 2, 3, 50, 3, 2, 1, 4, 1, 11, 1, 4, 1, 2, 3, 50, 3, 2, 1, 4, 1, 11, 1, 4, 1, 2, 3, 50, 3, 2, 1, 4, 1, 11, 1, 4, 1, 2, 3, 50, 3, 2 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	LINKS	`Index entries for continued fractions for constants`
	FORMULA	`a(n)=(1/792){-3019(n mod 12)+17[(n+1) mod 12]+17[(n+2) mod 12]+281[(n+3) mod 12]-115[(n+4) mod 12]+743[(n+5) mod 12]-577[(n+6) mod 12]+281[(n+7) mod 12]-115[(n+8) mod 12]+149[(n+9) mod 12]+149[(n+10) mod 12]+3185[(n+11) mod 12]}-25[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava (paoloplava(AT)gmail.com), May 15 2009]`
	MAPLE	`with(numtheory): Digits := 300: convert(evalf(sqrt(640)), confrac);`
	CROSSREFS	`Sequence in context: A040624 A040613 A040612 * A040615 A040610 A158786` `Adjacent sequences: A040611 A040612 A040613 * A040615 A040616 A040617`
	KEYWORD	`nonn,cofr,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 15 19:00 EST 2012. Contains 205848 sequences.