#include <iostream>
using namespace std;
int main()
{
int n;
while (cin >> n, n)
{
int a[n][n];
for (int i = 0; i < n; i ++)
{
for (int j = 0; j < n; j ++)
{
if (i == j) a[i][j] = 1;
if (i < j) a[i][j] = 1 + j - i;
if (i > j) a[i][j] = a[j][i];
cout << a[i][j] << ' ';
}
cout << endl;
}
cout << endl;
}
return 0;
}