#include <bits/stdc++.h>
using namespace std;
int main(){
    int n,i,j,a[15][15]={0},c=1;
    cin>>n;
    for(i=0;i<n;i++){
        for(j=0;j<n;j++){
            a[j][i]=c;
            c++;
        }
         
    } 
    for(i=0;i<n;i++){
        for(j=0;j<n;j++){
            cout<<setw(3)<<a[i][j];
        }
        cout<<endl;
         
    }
     
}
/**************************************************************
	Problem: 1186
	User: wangzherongyao
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/