A010704 - OEIS

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A010704

Period 2: repeat (3,6).

3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3, 6, 3 (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)=-3/2(-1)^n+9/2 =6(n mod 2)+3[(n+1) mod 2] - Paolo P. Lava (paoloplava(AT)gmail.com), Oct 20 2006` `G.f. 3(1+2x)/((1-x)*(1+x)). - R. J. Mathar, Nov 21 2011`
	PROG	`(PARI) a(n)=3+n%2*3 \\ Charles R Greathouse IV, Dec 21 2011`
	CROSSREFS	`Sequence in context: A151865 A124860 A038138 * A170859 A123146 A016661` `Adjacent sequences: A010701 A010702 A010703 * A010705 A010706 A010707`
	KEYWORD	`nonn,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 14 23:53 EST 2012. Contains 205689 sequences.