A024177 - OEIS

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A024177

Floor ( (2nd elementary symmetric function of 2,3,...,n+2)/(2+3+...+n+2) ).

1, 2, 5, 7, 10, 14, 18, 23, 28, 34, 40, 47, 54, 61, 70, 78, 87, 97, 107, 118, 129, 141, 153, 166, 179, 192, 207, 221, 236, 252, 268, 285, 302, 320, 338, 357, 376, 395, 416, 436, 457, 479, 501, 524 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	FORMULA	`a(n) = floor( A001701(n+1)/A000096(n+1) ). - R. J. Mathar, Oct 31 2011` `G.f. ( -1-2x^2+2x^3-x^4-2x^6+x^5-x^8+x^9 ) / ( (x^2+1)(1+x+x^2)(x^4-x^2+1)(x-1)^3 ). - R. J. Mathar, Oct 31 2011`
	CROSSREFS	`Sequence in context: A071704 A094019 A161580 * A018406 A018483 A018270` `Adjacent sequences: A024174 A024175 A024176 * A024178 A024179 A024180`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified February 14 07:45 EST 2012. Contains 205597 sequences.