#include<bits/stdc++.h>
using namespace std;
int main(){
    int a[15][15],i,j,n;
    cin>>n;
    for(i=0;i<n;i++){
        for(j=0;j<n;j++){
            if(i<=j){
                a[i][j]=n-j+i;
            }else{
                a[i][j]=n-i+j;
            }
        }
    }
    for(i=0;i<n;i++){
        for(j=0;j<n;j++){
            cout<<setw(3)<<a[i][j]; 
        }
        cout<<endl;
    }
}
/**************************************************************
	Problem: 1195
	User: chenjiahui
	Language: C++
	Result: Accepted
	Time:21 ms
	Memory:2072 kb
****************************************************************/