id:A046307 - OEIS Search Results

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Numbers that are divisible by at least 7 primes (counted with multiplicity).

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128, 192, 256, 288, 320, 384, 432, 448, 480, 512, 576, 640, 648, 672, 704, 720, 768, 800, 832, 864, 896, 960, 972, 1008, 1024, 1056, 1080, 1088, 1120, 1152, 1200, 1216, 1248, 1280, 1296, 1344, 1408, 1440, 1458, 1472, 1512, 1536, 1568, 1584, 1600, 1620 (list; graph; listen)

	OFFSET	`1,1`
	FORMULA	`Product p_i^e_i with Sum e_i >= 7.`
	CROSSREFS	`Cf. A046308.` `Sequence in context: A109651 A114408 A114418 this_sequence A036331 A046308 A110290` `Adjacent sequences: A046304 A046305 A046306 this_sequence A046308 A046309 A046310`
	KEYWORD	`nonn`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), Jun 15 1998.`

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.

AT&T Labs Research