id:A123108 - OEIS Search Results

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a(0)=1, a(1)=0, a(2)=1, a(3)=1, a(n)=a(n-1)+a(n-2)-a(n-3) for n>3.

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1, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30, 30, 31, 31, 32, 32, 33, 33, 34, 34, 35, 35, 36, 36, 37, 37 (list; graph; listen)

	OFFSET	`0,5`
	FORMULA	`G.f.: (1-x+x^3)/(1-x-x^2+x^3)` `a(n)=A110654(n-1). - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jun 18 2008`
	CROSSREFS	`Cf. A065033.` `Sequence in context: A001057 A130472 A004526 this_sequence A008619 A110654 A109728` `Adjacent sequences: A123105 A123106 A123107 this_sequence A123109 A123110 A123111`
	KEYWORD	`nonn`
	AUTHOR	`Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Sep 28 2006`

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Last modified July 23 17:35 EDT 2008. Contains 142285 sequences.

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