OFFSET
1,2
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..10000
EXAMPLE
50 = 2*5*5 is in the sequence since it has 3 prime factors and 3 <= 5
64 = 2*2*2*2*2*2 is not in the sequence since it has 6 prime factors
MATHEMATICA
Select[Range[100], PrimeOmega[#]<6&] (* Harvey P. Dale, Jul 13 2011 *)
PROG
(PARI) isA166719(n) = (bigomega(n) <= 5)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Michael B. Porter, Oct 20 2009
STATUS
approved