First load the anaconda3 module like this:

module load anaconda3

You can create an R environment in conda via this command where 'my ve name' is the name you choose for the env:

conda create -n <my_ve_name> r-essentials r-base

After downloading all of the essential R packages you can activate the enviroment via:

conda activate <my_ve_name> 

The official docs for R from anaconda: https://docs.anaconda.com/anaconda/user-guide/tasks/using-r-language/

-- AdminUser - 29 May 2019