#include <iostream>
#include <iomanip>
using namespace std;

int main() {
    int n;
    cin >> n;
    
    int matrix[100][100] = {0};
    
    // 填充对角线及其右下方的元素
    for (int i = 0; i < n; i++) {
        for (int j = i; j < n; j++) {
            matrix[i][j] = j - i + 1;
        }
    }
    
    // 输出方阵
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < n; j++) {
            if (matrix[i][j] == 0) {
                cout << setw(5) << " ";
            } else {
                cout << setw(5) << matrix[i][j];
            }
        }
        cout << endl;
    }
    
    return 0;
}

/**************************************************************
	Problem: 1206
	User: fuyijun
	Language: C++
	Result: Wrong Answer
****************************************************************/