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A046321 Odd numbers divisible by exactly 8 primes (counted with multiplicity). 3

%I #11 Apr 28 2018 10:10:23

%S 6561,10935,15309,18225,24057,25515,28431,30375,35721,37179,40095,

%T 41553,42525,47385,50301,50625,56133,59535,61965,63423,66339,66825,

%U 67797,69255,70875,78975,80919,83349,83835,84375,86751,88209,89667

%N Odd numbers divisible by exactly 8 primes (counted with multiplicity).

%H Zak Seidov, <a href="/A046321/b046321.txt">Table of n, a(n) for n = 1..35737</a>

%t Select[Range[1,100001,2],PrimeOmega[#]==8&] (* _Harvey P. Dale_, Apr 28 2018 *)

%Y Cf. A046310.

%K nonn

%O 1,1

%A _Patrick De Geest_, Jun 15 1998

%E Offset changed 0=>1 by _Zak Seidov_, Feb 08 2016

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Last modified April 25 10:01 EDT 2024. Contains 371967 sequences. (Running on oeis4.)