id:A088100 - OEIS Search Results

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Group the natural numbers with at least two members in each group such that the n-th group sum is a multiple of n. (1,2),(3,4,5,),(6,7,8),(9,10,11,12,13,14,15),(16,17,18,19),(20,21,22,23,24,25,26,27,28),(29,30,31,32,33,34),... Sequence contains the number of members in the n-th group.

+0
3

2, 3, 3, 7, 4, 9, 6, 11, 8, 5, 4, 3, 12, 13, 5, 32, 17, 8, 18, 19, 6, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5, 13, 5 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`The condition 'at least two terms' is imposed to avoid the trivial grouping (1),(2),(3),(4),(5),...`
	CROSSREFS	`Cf. A088099, A088101.` `Sequence in context: A056225 A105437 A168140 this_sequence A097359 A079387 A141061` `Adjacent sequences: A088097 A088098 A088099 this_sequence A088101 A088102 A088103`
	KEYWORD	`nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Sep 24 2003`
	EXTENSIONS	`More terms from Ray Chandler (rayjchandler(AT)sbcglobal.net), Oct 13 2003`

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Last modified March 20 09:10 EDT 2010. Contains 173642 sequences.

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