A114311 - OEIS

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A114311

n! - n(n-1)/2.

1, 1, 1, 3, 18, 110, 705, 5019, 40292, 362844, 3628755, 39916745, 479001534, 6227020722, 87178291109, 1307674367895, 20922789887880, 355687428095864, 6402373705727847, 121645100408831829, 2432902008176639810, 51090942171709439790, 1124000727777607679769 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,4`
	COMMENTS	`Largest term in the factor partition of A114310(n).`
	EXAMPLE	`a(6) = 705 A114310(6) = 84600 = 12345*705.`
	MAPLE	`a:=n->sum((n!)-j, j=0..n):a(-1):=1: seq(a(n), n=-1..21); - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 26 2008`
	CROSSREFS	`Cf. A114310.` `Sequence in context: A037767 A037655 A074571 * A134092 A000274 A193236` `Adjacent sequences: A114308 A114309 A114310 * A114312 A114313 A114314`
	KEYWORD	`nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 26 2005`

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Last modified February 15 03:33 EST 2012. Contains 205694 sequences.