A010735 - OEIS

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A010735

Period 2: repeat (9,10).

9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	LINKS	`Index to sequences with linear recurrences with constant coefficients, signature (0,1).`
	FORMULA	`a(n)=-1/2(-1)^n+19/2 =10(n mod 2)+9[(n+1) mod 2] - Paolo P. Lava (paoloplava(AT)gmail.com), Oct 27 2006` `G.f. ( -9-10x ) / ( (x-1)*(1+x) ). - R. J. Mathar, Nov 21 2011`
	CROSSREFS	`Sequence in context: A020508 A158001 A157763 * A063543 A096166 A078548` `Adjacent sequences: A010732 A010733 A010734 * A010736 A010737 A010738`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 16 16:41 EST 2012. Contains 205938 sequences.