A079624 - OEIS

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A079624

a(1)=a(2)=1, a(3)=6, a(n)=abs(a(n-1)-a(n-2)-a(n-3)).

1, 1, 6, 4, 3, 7, 0, 10, 3, 7, 6, 4, 9, 1, 12, 2, 11, 3, 10, 4, 9, 5, 8, 6, 7, 7, 6, 8, 5, 9, 4, 10, 3, 11, 2, 12, 1, 13, 0, 14, 1, 13, 2, 12, 3, 11, 4, 10, 5, 9, 6, 8, 7, 7, 8, 6, 9, 5, 10, 4, 11, 3, 12, 2, 13, 1, 14, 0, 15, 1, 14, 2, 13, 3, 12, 4, 11, 5, 10, 6, 9, 7, 8, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,3`
	FORMULA	`for n>=5 a(n^2+24*n-13)=0; for n>= 38 Max( a(k) : 1<=k<=n) = floor(sqrt(n+156))`
	CROSSREFS	`Cf. A078108, A080096.` `Sequence in context: A199429 A200104 A154747 * A035335 A011097 A195475` `Adjacent sequences: A079621 A079622 A079623 * A079625 A079626 A079627`
	KEYWORD	`nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Jan 30 2003`

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Last modified February 13 15:00 EST 2012. Contains 205519 sequences.