// 按行枚举，分段输出
#include <iostream>
#include <cstring>
#include <algorithm>

using namespace std;
const int N = 110;
int a[N][N];
int n;

int main(){
    while (cin >> n, n){
        for (int i = 1; i <= n; i ++ ){
            for (int j = i; j >= 1; j -- ) cout << j << " ";
            for (int j = i; j <= n; j ++ ) cout << j - i + 1 << " ";
            cout << endl;
        }
        cout << endl;
    }
    return 0;
}

// 规律: i行j列的数字结果 = abs(i - j) + 1
#include <iostream>
#include <cstring>
#include <algorithm>

using namespace std;
const int N = 110;
int a[N][N];
int n;

int main(){
    while (cin >> n, n){
        for (int i = 1; i <= n; i ++ ){
            for (int j = 1; j <= n; j ++ )
                cout << abs(i - j) + 1 << " ";
            cout << endl;
        }
        cout << endl;
    }
    return 0;
}