id:A047170 - 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/2.

+0
1

0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 6, 36, 42, 147, 168, 448, 504, 1134, 1260, 2565, 2827, 5687, 6270, 13860, 15444, 39039, 44044, 119119, 135135, 360815, 408968, 1039808, 1174224, 2842604 (list; graph; listen)

	OFFSET	`1,10`
	CROSSREFS	`Sequence in context: A151506 A122008 A036254 this_sequence A137254 A163481 A157805` `Adjacent sequences: A047167 A047168 A047169 this_sequence A047171 A047172 A047173`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified December 1 13:27 EST 2009. Contains 167806 sequences.

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