id:A115561 - OEIS Search Results

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lpf((n/lpf(n))/lpf(n/lpf(n))), where lpf=A020639, least prime factor.

+0
2

1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 3, 1, 1, 1, 2, 1, 3, 1, 5, 1, 1, 1, 2, 1, 1, 3, 7, 1, 5, 1, 2, 1, 1, 1, 3, 1, 1, 1, 2, 1, 7, 1, 11, 5, 1, 1, 2, 1, 5, 1, 13, 1, 3, 1, 2, 1, 1, 1, 3, 1, 1, 7, 2, 1, 11, 1, 17, 1, 7, 1, 2, 1, 1, 5, 19, 1, 13, 1, 2, 3, 1, 1, 3, 1, 1, 1, 2, 1, 3, 1, 23, 1, 1, 1, 2, 1, 7, 11, 5, 1 (list; graph; listen)

	OFFSET	`1,8`
	COMMENT	`a(n) = A020639(A054576(n)).`
	LINKS	`Eric Weisstein's World of Mathematics, Least Prime Factor`
	CROSSREFS	`Cf. A032742, A014673, A117358.` `Sequence in context: A079229 A115621 A077565 this_sequence A115622 A108886 A140886` `Adjacent sequences: A115558 A115559 A115560 this_sequence A115562 A115563 A115564`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Mar 10 2006`

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.

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