This site is supported by donations to The OEIS Foundation.

 Annual Appeal: Please make a donation to keep the OEIS running. In 2018 we replaced the server with a faster one, added 20000 new sequences, and reached 7000 citations (often saying "discovered thanks to the OEIS"). Other ways to donate

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A046319 Odd numbers divisible by exactly 6 primes (counted with multiplicity). 2

%I

%S 729,1215,1701,2025,2673,2835,3159,3375,3969,4131,4455,4617,4725,5265,

%T 5589,5625,6237,6615,6885,7047,7371,7425,7533,7695,7875,8775,8991,

%U 9261,9315,9375,9639,9801,9963,10395,10449,10773,11025,11421,11475,11583

%N Odd numbers divisible by exactly 6 primes (counted with multiplicity).

%H John Cerkan, <a href="/A046319/b046319.txt">Table of n, a(n) for n = 1..10000</a>

%t Select[Range[1,12000,2],PrimeOmega[#]==6&] (* _Harvey P. Dale_, Nov 26 2011 *)

%Y Cf. A046306.

%K nonn

%O 1,1

%A _Patrick De Geest_, Jun 15 1998

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified December 12 09:41 EST 2018. Contains 318055 sequences. (Running on oeis4.)