#include<iostream>
using namespace std;
int main()
{
	int n;
	int a[10][10];
	cin >> n;
	for (int i = 1; i <= n; i++)
	{
		for (int j = 1; j <= n; j++)
		{
			if (j <= i)
			{
				a[i][j] = n + 1 - i;
				cout <<a[i][j]<<" " ;
			}
			else
			{
				a[i][j] = n + 1 - j;
				cout <<a[i][j]<<" " ;
			}
		}
		cout << endl;
	}
	return 0;
}