id:A047873 - OEIS Search Results

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a(n) = max_{r=1_to_n-1} { ceiling(t[ t(n)-t(r-1) ] / (n-r+1)), t() = triangular numbers A000217.

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1, 3, 8, 15, 27, 43, 65, 94, 130, 175, 229, 294, 369, 456, 557, 671, 800, 944, 1105, 1283, 1479, 1695, 1930, 2187, 2465, 2765, 3090, 3439, 3813, 4213, 4641, 5096, 5580, 6095, 6639, 7216, 7825, 8466, 9143, 9855 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Another lower bound for Honaker triangle problem (A047837); conjectured to be exact value.`
	CROSSREFS	`Cf. A047837, A047866.` `Sequence in context: A034828 A081276 A047837 this_sequence A036419 A054107 A097589` `Adjacent sequences: A047870 A047871 A047872 this_sequence A047874 A047875 A047876`
	KEYWORD	`easy,nonn`
	AUTHOR	`Mike Keith (domnei(AT)aol.com)`

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

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