#include<bits/stdc++.h>
using namespace std;
int main()
{
	int i,n,t,a[10][10],j;
	cin>>n;
	t=1; 
	for(j=0;j<n;j++){
		for(i=0;i<n;i++){
			a[i][j]=t;
			t++; 
		}
	}
	for(j=0;j<n;j++){
		for(i=0;i<n;i++){
			cout<<setw(3)<<a[j][i];
		}
		cout<<endl;
	} 
return 0;
}
/**************************************************************
	Problem: 1186
	User: houshanglin
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/