id:A048015 - OEIS Search Results

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Number of nonempty subsets of {1,2,...,n} in which exactly 5/6 of the elements are <= (n-1)/3.

+0
1

0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 12, 13, 78, 84, 90, 315, 336, 357, 952, 1008, 1064, 2394, 2520, 2646, 5502, 5775, 6049, 13409, 14124, 14850, 39600, 42042, 44550, 135135, 144144, 153439, 464464, 495495, 527527 (list; graph; listen)

	OFFSET	`1,16`
	CROSSREFS	`Sequence in context: A031300 A111019 A048035 this_sequence A061082 A055100 A088134` `Adjacent sequences: A048012 A048013 A048014 this_sequence A048016 A048017 A048018`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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