id:A132380 - OEIS Search Results

Search: id:A132380

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Period 8: 0, 0, 1, 1, 0, 0, -1, -1.

+0
1

0, 0, 1, 1, 0, 0, -1, -1, 0, 0, 1, 1, 0, 0, -1, -1, 0, 0, 1, 1, 0, 0, -1, -1, 0, 0, 1, 1, 0, 0, -1, -1, 0, 0, 1, 1, 0, 0, -1, -1, 0, 0, 1, 1, 0, 0, -1, -1, 0, 0, 1, 1, 0, 0, -1, -1, 0, 0, 1, 1, 0, 0, -1, -1, 0, 0, 1, 1, 0, 0, -1, -1, 0, 0, 1, 1, 0, 0, -1, -1, 0, 0, 1, 1, 0, 0, -1, -1 (list; graph; listen)

	OFFSET	`0,1`
	FORMULA	`a(n)=(1/8)*{-(n mod 8)+[(n+2) mod 8]+[(n+4) mod 8]-[(n+6) mod 8]}, with n>=0. - Paolo P. Lava (ppl(AT)spl.at), Nov 19 2007` `O.g.f.: x^2(1+x)/(1+x^4). - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Apr 06 2008`
	CROSSREFS	`Sequence in context: A094754 A074290 A091225 this_sequence A021913 A117814 A062301` `Adjacent sequences: A132377 A132378 A132379 this_sequence A132381 A132382 A132383`
	KEYWORD	`sign`
	AUTHOR	`Paul Curtz (bpcrtz(AT)free.fr), Nov 10 2007`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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