id:A130778 - OEIS Search Results

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Periodic sequence with period 1 -1 -3 -3 -1 1 .

+0
1

1, -1, -3, -3, -1, 1, 1, -1, -3, -3, -1, 1, 1, -1, -3, -3, -1, 1, 1, -1, -3, -3, -1, 1, 1, -1, -3, -3, -1, 1, 1, -1, -3, -3, -1, 1, 1, -1, -3, -3, -1, 1 (list; graph; listen)

	OFFSET	`0,3`
	FORMULA	`a(n)=-(1/15){(n mod 6)+6[(n+1) mod 6]+6[(n+2) mod 6]+[(n+3) mod 6]+4[(n+4) mod 6]+4*[(n+5) mod 6]}, with n>=0. - Paolo P. Lava (ppl(AT)spl.at), Jul 18 2007`
	CROSSREFS	`Adjacent sequences: A130775 A130776 A130777 this_sequence A130779 A130780 A130781` `Sequence in context: A065551 A059441 A059790 this_sequence A016554 A046533 A046532`
	KEYWORD	`sign`
	AUTHOR	`Paul Curtz (bpcrtz(AT)free.fr), Jul 14 2007`

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.

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