id:A107463 - OEIS Search Results

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a(0)=0, a(n)=1 if n is 1 or is a prime, otherwise sum of prime factors of n with multiplicity.

+0
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0, 1, 1, 1, 4, 1, 5, 1, 6, 6, 7, 1, 7, 1, 9, 8, 8, 1, 8, 1, 9, 10, 13, 1, 9, 10, 15, 9, 11, 1, 10, 1, 10, 14, 19, 12, 10, 1, 21, 16, 11, 1, 12, 1, 15, 11, 25, 1, 11, 14, 12, 20, 17, 1, 11, 16, 13, 22, 31, 1, 12, 1, 33, 13, 12, 18, 16, 1, 21, 26, 14, 1, 12, 1, 39, 13, 23, 18, 18, 1, 13, 12 (list; graph; listen)

	OFFSET	`0,5`
	CROSSREFS	`Cf. A001414.` `Sequence in context: A046785 A060044 A019303 this_sequence A101322 A029644 A024919` `Adjacent sequences: A107460 A107461 A107462 this_sequence A107464 A107465 A107466`
	KEYWORD	`nonn`
	AUTHOR	`Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), May 27 2005`
	EXTENSIONS	`Edited, corrected, and extended by Frank Adams-Watters (FrankTAW(AT)Netscape.net), May 12 2006`

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Last modified December 4 15:51 EST 2008. Contains 151308 sequences.

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