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A062501 Number of distinct prime divisors of the nonprimes (including 1). 0
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; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..105.

PROG

(PARI) for(n=1, 300, if(!isprime(n), print1(omega(n), ", ")))

CROSSREFS

Sequence in context: A183935 A046081 A190592 * A182599 A183015 A183018

Adjacent sequences:  A062498 A062499 A062500 * A062502 A062503 A062504

KEYWORD

nonn

AUTHOR

Jason Earls, Jul 09 2001

STATUS

approved

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Last modified February 23 18:54 EST 2018. Contains 299586 sequences. (Running on oeis4.)