id:A047186 - OEIS Search Results

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Number of nonempty subsets of {1,2,...,n} in which exactly 3/4 of the elements are <= (n-2)/2.

+0
1

0, 0, 0, 0, 0, 0, 0, 5, 6, 24, 28, 70, 80, 188, 216, 567, 665, 1820, 2156, 5709, 6772, 17500, 20800, 53911, 64372, 168245, 201785, 527540, 634556, 1652924, 1992536, 5180903, 6258903, 16276632 (list; graph; listen)

	OFFSET	`1,8`
	CROSSREFS	`Adjacent sequences: A047183 A047184 A047185 this_sequence A047187 A047188 A047189` `Sequence in context: A042317 A042027 A042283 this_sequence A039572 A033042 A039594`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified October 6 16:13 EDT 2008. Contains 144667 sequences.

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