id:A074595 - OEIS Search Results

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Number of prime factors of numbers that are not prime powers (with multiplicity).

+0
4

2, 2, 3, 2, 2, 3, 3, 2, 2, 4, 2, 3, 3, 2, 2, 2, 4, 2, 2, 4, 3, 3, 3, 2, 5, 3, 2, 3, 4, 2, 4, 2, 2, 4, 2, 3, 2, 3, 3, 2, 3, 5, 2, 3, 3, 2, 3, 5, 2, 4, 2, 2, 2, 4, 4, 2, 3, 2, 2, 2, 6, 3, 3, 4, 3, 4, 3, 2, 5, 3, 2, 5, 3, 2, 3, 3, 2, 2, 5, 2, 2, 3, 4, 2, 3, 4, 2, 2, 4, 4, 3, 4, 2, 2, 2, 6, 2, 2, 3, 3, 4, 4, 3, 3, 2 (list; graph; listen)

	OFFSET	`1,1`
	FORMULA	`a(n) = A001222(A024619(n)).`
	CROSSREFS	`Cf. A074594, A074592, A074593.` `Sequence in context: A001918 A002233 A159953 this_sequence A084126 A135975 A136032` `Adjacent sequences: A074592 A074593 A074594 this_sequence A074596 A074597 A074598`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 25 2002`

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.

AT&T Labs Research