#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,i,j,a[11][11]={0},h=1;
	cin>>n;
   	for(j=1;j<=n;j++){
		for(i=1;i<=n;i++){
			a[i][j]=h;
			h++;
		} 
	}
	for(j=1;j<=n;j++){
		for(i=1;i<=n;i++){
			cout<<setw(3)<<a[j][i];
		}
		cout<<endl;
	}
} 
 
/**************************************************************
	Problem: 1186
	User: jiangyuanfeng
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/