#include <bits/stdc++.h>
using namespace std;

int main()
{


    int a[20][20]={0};
    int n;
    cin >>n;
    int x = 1;

    for(int i=0;i<n;i++)
    {
        for(int j =0;j<n;j++)
        {
         
            a[n-1-i][n-1-j] = x;
            x++;
        }
     
    }

    for(int i=0;i<n;i++)
    {
        for(int j =0;j<n;j++)
        {
            cout<<setw(3)<<a[i][j];
        }
        cout <<endl;
    }

    return 0;
}


/**************************************************************
	Problem: 1188
	User: mariooo
	Language: C++
	Result: Accepted
	Time:10 ms
	Memory:2072 kb
****************************************************************/