#include<bits/stdc++.h>
using namespace std;
int main(){
    int i,j,n;
    cin>>n;
    for(i=1;i<=n;i++){
        for(j=1;j<=n-i;j++){
            cout<<" ";
        }
        for(j=1;j<=i*2-1;j++){
            cout<<i;
        }
        cout<<endl; 
    }
 
}
/**************************************************************
	Problem: 1008
	User: huanglingkai
	Language: C++
	Result: Accepted
	Time:3 ms
	Memory:2072 kb
****************************************************************/