id:A134977 - OEIS Search Results

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Period 6: repeat 1, 4, 2, 3, 0, 2 .

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1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2, 1, 4, 2, 3, 0, 2 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`North-West diagonal sums of A134658.`
	FORMULA	`O.g.f.: -1/(x+1)-2/(x-1)+x/(x^2-x+1) . a(n) = 2-(-1)^n+A010892(n-1) . - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Feb 08 2008` `a(n)=(1/30){9(n mod 6)-6[(n+1) mod 6]+19[(n+2) mod 6]-[(n+3) mod 6]+14[(n+4) mod 6]-11[(n+5) mod 6]}, with n>=0 - Paolo P. Lava (ppl(AT)spl.at), Feb 11 2008`
	CROSSREFS	`Cf. A119910, A130784, A131756.` `Sequence in context: A136202 A075418 A096870 this_sequence A145326 A016513 A063447` `Adjacent sequences: A134974 A134975 A134976 this_sequence A134978 A134979 A134980`
	KEYWORD	`nonn`
	AUTHOR	`Paul Curtz (bpcrtz(AT)free.fr), Feb 04 2008`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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