A131757 - OEIS

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A131757

Period 10: repeat 3, 3, 3, -7, 3, 3, -7, 3, 3, -7.

3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	FORMULA	`a(n)=-(n mod 10)+[(n+1) mod 10]-[(n+3) mod 10]+[(n+4) mod 10]-[(n+6) mod 10]+[(n+7) mod 10], with n>=0. - Paolo P. Lava (paoloplava(AT)gmail.com), Oct 08 2007`
	CROSSREFS	`Cf. A010705, A096915.` `Sequence in context: A061021 A126608 A088195 * A135087 A084038 A095108` `Adjacent sequences: A131754 A131755 A131756 * A131758 A131759 A131760`
	KEYWORD	`sign`
	AUTHOR	`Paul Curtz (bpcrtz(AT)free.fr), Oct 04 2007`

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Last modified February 17 11:46 EST 2012. Contains 206011 sequences.