R help - Aug 2009 - creating list of the from 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, . . ., n, n, n?

Windows XP
R 2.8.1

Is there any way to make a list of the from
 1,1,1,2,2,2,3,3,3,4,4,4, . . ., n,n,n?
Thanks 
John

John David Sorkin M.D., Ph.D.
Chief, Biostatistics and Informatics
University of Maryland School of Medicine Division of Gerontology
Baltimore VA Medical Center
10 North Greene Street
GRECC (BT/18/GR)
Baltimore, MD 21201-1524
(Phone) 410-605-7119
(Fax) 410-605-7913 (Please call phone number above prior to faxing)

Confidentiality Statement:
This email message, including any attachments, is for th...{{dropped:6}}

> rep(1:4, each=3)
 [1] 1 1 1 2 2 2 3 3 3 4 4 4


On Fri, Aug 14, 2009 at 10:44 AM, John
Sorkin<jsorkin at grecc.umaryland.edu> wrote:
> Windows XP
> R 2.8.1
>
> Is there any way to make a list of the from
> ?1,1,1,2,2,2,3,3,3,4,4,4, . . ., n,n,n?
> Thanks
> John
>
> John David Sorkin M.D., Ph.D.
> Chief, Biostatistics and Informatics
> University of Maryland School of Medicine Division of Gerontology
> Baltimore VA Medical Center
> 10 North Greene Street
> GRECC (BT/18/GR)
> Baltimore, MD 21201-1524
> (Phone) 410-605-7119
> (Fax) 410-605-7913 (Please call phone number above prior to faxing)
>
> Confidentiality Statement:
> This email message, including any attachments, is for ...{{dropped:19}}

Hi,

On Aug 14, 2009, at 10:44 AM, John Sorkin wrote:
> Windows XP
> R 2.8.1
>
> Is there any way to make a list of the from
> 1,1,1,2,2,2,3,3,3,4,4,4, . . ., n,n,n?
Like so?

R> rep(1:10, each=3)
[1]  1  1  1  2  2  2  3  3  3  4  4  4  5  5  5  6  6  6  7  7  7  8   
8  8  9
[26]  9  9 10 10 10

-steve

--
Steve Lianoglou
Graduate Student: Computational Systems Biology
   |  Memorial Sloan-Kettering Cancer Center
   |  Weill Medical College of Cornell University
Contact Info: http://cbio.mskcc.org/~lianos/contact

John Sorkin wrote:
> Windows XP
> R 2.8.1
> 
> Is there any way to make a list of the from
>  1,1,1,2,2,2,3,3,3,4,4,4, . . ., n,n,n?
rep(1:n, each=3)

Greetings,
Christian