,

#include<iostream>
using namespace std;
int a[15][15];
int n;
int main(){
cin >> n;
int sum = 1;
for(int i = 1;i <= n;i++){
for(int j = 1;j <= n;j++){
a[i][j] = sum;
cout << a[i][j] << " ";
sum++;
}
cout << "\n";
}
return 0;
}