id:A084694 - OEIS Search Results

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Square-free numbers which are products of three consecutive numbers. I.e. square-free numbers of the form k^3-k.

+0
1

6, 210, 2730, 10626, 26970, 39270, 54834, 74046, 195054, 287430, 342930, 474474, 635970, 830490, 1061106, 1190910, 1330890, 1481430, 2196870, 2627934, 2863146, 3944154, 4574130, 5639574, 6028386, 6434670, 7301190, 8242206, 9260790 (list; graph; listen)

	OFFSET	`0,1`
	COMMENT	`Products of 4 consecutive numbers are not square-free.`
	CROSSREFS	`Cf. A007675.` `Sequence in context: A055193 A094805 A001505 this_sequence A065945 A076715 A029549` `Adjacent sequences: A084691 A084692 A084693 this_sequence A084695 A084696 A084697`
	KEYWORD	`nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jun 04 2003`

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Last modified December 19 12:50 EST 2009. Contains 171053 sequences.

AT&T Labs Research