id:A052369 - OEIS Search Results

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Largest prime factor of n, where n runs through composite numbers.

+0
10

2, 3, 2, 3, 5, 3, 7, 5, 2, 3, 5, 7, 11, 3, 5, 13, 3, 7, 5, 2, 11, 17, 7, 3, 19, 13, 5, 7, 11, 5, 23, 3, 7, 5, 17, 13, 3, 11, 7, 19, 29, 5, 31, 7, 2, 13, 11, 17, 23, 7, 3, 37, 5, 19, 11, 13, 5, 3, 41, 7, 17, 43, 29, 11, 5, 13, 23, 31, 47, 19, 3, 7, 11, 5, 17, 13, 7, 53, 3, 11, 37, 7, 19, 23 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`First composite is 4, largest prime factor is 2, so a(1)=2.`
	CROSSREFS	`Sequence in context: A080092 A124459 A046147 this_sequence A110976 A059036 A085207` `a(n)=A006530(A002808(n)); A056608. [From Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 25 2008]` `Adjacent sequences: A052366 A052367 A052368 this_sequence A052370 A052371 A052372`
	KEYWORD	`nonn,easy`
	AUTHOR	`Michael Contente (mec1000(AT)aol.com), Mar 08 2000`
	EXTENSIONS	`More terms from James A. Sellers (sellersj(AT)math.psu.edu), Mar 09 2000`

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

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