A024173 - OEIS

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A024173

[ (4th elementary symmetric function of 1,2,..,n)/(2nd elementary symfunction of 1,2,...,n) ].

0, 0, 0, 3, 9, 21, 41, 72, 119, 185, 275, 395, 549, 744, 987, 1285, 1645, 2076, 2586, 3185, 3882, 4688, 5612, 6667, 7863, 9213, 10731, 12428, 14318, 16416, 18737, 21295, 24106, 27187, 30553, 34223, 38214, 42543, 47231, 52295, 57756, 63633, 69948, 76721 (list; graph; refs; listen; history; internal format)

	OFFSET	`2,4`
	FORMULA	`a(n)= floor( A000915(n-3)/A000914(n-1)). - R. J. Mathar, Sep 15 2009`
	EXAMPLE	`a(4) = floor(24/35) =0. a(5)=floor(274/85)=3. - R. J. Mathar, Sep 15 2009`
	CROSSREFS	`Sequence in context: A059774 A064999 A100135 * A097119 A146608 A161214` `Adjacent sequences: A024170 A024171 A024172 * A024174 A024175 A024176`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`
	EXTENSIONS	`Offset changed to 2 - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 15 2009`

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Last modified February 17 21:13 EST 2012. Contains 206085 sequences.