id:A062501 - OEIS Search Results

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Number of distinct prime divisors of the nonprimes (including 1).

+0
1

0, 1, 2, 1, 1, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 1, 2, 1, 2, 3, 1, 2, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 3, 2, 2, 1, 2, 3, 2, 2, 3, 2, 2, 2, 2, 2, 3, 2, 1, 2, 3, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 2, 3, 2, 2, 3, 2, 2, 3, 2, 2, 2, 2, 2, 3, 1, 2, 2, 2, 1, 3, 1, 2, 3, 3, 2, 2, 2, 2, 3 (list; graph; listen)

	OFFSET	`1,3`
	PROGRAM	`(PARI) for(n=1, 300, if(!isprime(n), print1(omega(n), ", ")))`
	CROSSREFS	`Sequence in context: A029437 A131335 A046081 this_sequence A067390 A015718 A008350` `Adjacent sequences: A062498 A062499 A062500 this_sequence A062502 A062503 A062504`
	KEYWORD	`nonn`
	AUTHOR	`Jason Earls (zevi_35711(AT)yahoo.com), Jul 09 2001`

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research