#include <iostream>
#include <cstring>

using namespace std;

int const N = 110;

int f[N][N];

int main()
{
    int n;

    while(cin >> n,n)
    {
        for(int i = 1; i <= n; i ++)
            for(int j = 1; j <= n; j ++)
                f[i][j] = 1 + max(i,j) - min(i,j);

        for(int i = 1; i <= n; i ++)
        {
            for(int j = 1; j <= n; j ++)
                cout << f[i][j] << ' ';
            cout << endl;
        }
        cout << endl;
    }
    return 0;
}