A024189 - OEIS

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A024189

((n+3)!/2)(1/4 - 1/5 + ... + c/(n+3)), where c = (-1)^(n+1).

3, 3, 78, 186, 4008, 15912, 340560, 1931760, 43139520, 321312960, 7611891840, 70589232000, 1783264896000 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A102065 A102074 A126227 * A007451 A087542 A016456` `Adjacent sequences: A024186 A024187 A024188 * A024190 A024191 A024192`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified February 15 06:50 EST 2012. Contains 205694 sequences.