id:A132158 - OEIS Search Results

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a(3n+k) = 3a(3n+k-1)-3a(3n+k-2)+2a(3n+k-3) for k = 0,1; a(3n+2) = 3a(3n-1)-3a(3n-2), with a(0) = 0,a(1) = 1,a(2) = 3.

+0
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0, 1, 3, 6, 11, 15, 24, 49, 75, 126, 251, 375, 624, 1249, 1875, 3126, 6251, 9375 (list; graph; listen)

	OFFSET	`0,3`
	FORMULA	`Sequence is identical to its third differences in absolute values.`
	CROSSREFS	`Sequence in context: A113960 A059753 A131665 this_sequence A099951 A108175 A030722` `Adjacent sequences: A132155 A132156 A132157 this_sequence A132159 A132160 A132161`
	KEYWORD	`nonn`
	AUTHOR	`Paul Curtz (bpcrtz(AT)free.fr), Nov 02 2007`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.