#include<bits/stdc++.h>
using namespace std;
int main(){
	int a[10][10],i,j,h,b=1;
	cin>>h;
	for(i=0;i<h;i++){
		for(j=h-1;j>=0;j--){ 
			a[i][j]=b;
			b++;
		}
	}
	for(i=0;i<h;i++){
		for(j=0;j<h;j++){
			cout<<setw(3)<<a[i][j];		
		}
		cout<<endl; 
	}
	
}
/**************************************************************
	Problem: 1189
	User: chenjiahui
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/