#include <bits/stdc++.h>

using namespace std;

int main() {
    int n;
    while(cin>>n){
        int k=1;
        for(int i=0;i<n;i++){
            for(int j=0;j<=i;j++){
                if(k<10)cout<<k<<"   ";
                else if(k>=10&&k<100)cout<<k<<"  ";
                k++;
            }cout<<endl;
        }
    }
}