#include <iostream>
using namespace std;
int a[110][110];
int main(){
    int n;
    while(cin>>n,n){
        for (int i = 0; i <n; i ++ ){
            for (int j = 0; j <n; j++ )
                 {
                   a[i][j]=abs(i-j)+1;
                   cout<<a[i][j]<<' ';
                 }

            cout << endl;
        }  
        cout<<endl;
    }
    return 0;
}