#include<bits/stdc++.h>
using namespace std;
int main(){
    int n;
    cin >> n;
    for (int i = n; i >= 1; i--) {
        for (int j = 0; j < n - i; j++) {
            cout << " ";
        }
        for (int k = 0; k < 2 * i - 1; k++) {
            cout << i;
        }
        cout << endl;
    }
} 
/**************************************************************
	Problem: 1788
	User: wngjinming
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/