id:A088101 - 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 n-th group sum divided by n.

+0
3

3, 6, 7, 21, 14, 36, 27, 55, 44, 28, 22, 16, 66, 78, 31, 223, 136, 66, 153, 171, 55, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117, 45, 117 (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, A088100.` `Sequence in context: A056703 A103831 A106357 this_sequence A050867 A019248 A068423` `Adjacent sequences: A088098 A088099 A088100 this_sequence A088102 A088103 A088104`
	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 November 27 22:38 EST 2009. Contains 167602 sequences.

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