id:A079406 - OEIS Search Results

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Recaman variation: a(1)=1, then a(n)=a(n-1)-n if n is already in the sequence, a(n)=a(n-1)+n otherwise.

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1, 3, 0, 4, 9, 15, 22, 30, 21, 31, 42, 54, 67, 81, 66, 82, 99, 117, 136, 156, 135, 113, 136, 160, 185, 211, 238, 266, 295, 265, 234, 266, 299, 333, 368, 404, 441, 479, 518, 558, 599, 557, 600, 644, 689, 735, 782, 830, 879, 929, 980, 1032, 1085, 1031, 1086, 1142 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Does limit n ->infinity a(n)/n^2 exist ?`
	EXAMPLE	`9 is in the sequence, so a(9)=a(8)-9 = 30-9=21`
	CROSSREFS	`Cf. A005132.` `Sequence in context: A088230 A072329 A068630 this_sequence A068627 A074171 A094665` `Adjacent sequences: A079403 A079404 A079405 this_sequence A079407 A079408 A079409`
	KEYWORD	`nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Feb 16 2003`

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Last modified December 19 21:04 EST 2009. Contains 171054 sequences.

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