A010681 - OEIS

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A010681

Period 2: repeat (0,10).

0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10, 0, 10 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	LINKS	`Index to sequences with linear recurrences with constant coefficients, signature (0,1).`
	FORMULA	`a(n)=5[1-(-1)^n] =10(n mod 2) - Paolo P. Lava (paoloplava(AT)gmail.com), Oct 20 2006` `G.f.: 10x/((1-x)(1+x)). - R. J. Mathar, Nov 21 2011`
	CROSSREFS	`Sequence in context: A062520 A157962 A063741 * A095418 A055961 A196081` `Adjacent sequences: A010678 A010679 A010680 * A010682 A010683 A010684`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 16 03:44 EST 2012. Contains 205860 sequences.