A010700 - OEIS

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A010700

Period 2: repeat (2,10).

2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 10, 2, 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)=-4(-1)^n+6 =10(n mod 2)+2[(n+1) mod 2] - Paolo P. Lava (paoloplava(AT)gmail.com), Oct 20 2006` `G.f. (2+10x)/((1-x)(1+x)).`
	PROG	`(PARI) a(n)=2+n%2*8 \\ Charles R Greathouse IV, Dec 21 2011`
	CROSSREFS	`Sequence in context: A069287 A102775 A154032 * A121521 A188635 A171659` `Adjacent sequences: A010697 A010698 A010699 * A010701 A010702 A010703`
	KEYWORD	`nonn,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 17 21:13 EST 2012. Contains 206085 sequences.