#include<bits/stdc++.h>
using namespace std;
int main()
{
	int i,n,t,a[10][10],j;
	cin>>n;
	t=1; 
	for(i=0;i<n;i++){
		for(j=0;j<n;j++){
			a[i][j]=t;
			t++; 
		}
	}
	for(i=n-1;i>=0;i--){
		for(j=0;j<n;j++){
			cout<<setw(3)<<a[i][j]<<" ";
		}
		cout<<endl;
	} 
return 0;

}
/**************************************************************
	Problem: 1185
	User: houshanglin
	Language: C++
	Result: Presentation Error
****************************************************************/