Nothing
getPerms<-function(n){
mat<-matrix(0,2^n,n)
for(i in 1:n)
mat[,i]<-rep(0:1,times=2^(i-1),each=2^(n-i))
mat
}
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.