#include <bits/stdc++.h>

#define rep(X,N) for(ll X = 0LL; X < (N); X++)
#define ALL(V) (V).begin(),(V).end()
#define endl "\n"

using namespace std;
typedef long long ll;

const double PI = 3.1415926535897932384626;
const ll MODN = 1000000007;
const ll MODN2 = 998244353;
const double EPS = 1e-10;

int main(){

    int n;
    cin >> n;

    assert(n % 2 == 1);

    vector<vector<int>> v(n, vector<int>(n));

    for(int k = 1; k <= n; k++){
        rep(i, n){
            v[i][(k * 2 - i - 2 + n) % n] = k;
        }
    }

    rep(i, n){
        rep(j, n){
            cout << v[i][j] << " ";
        }
        cout << endl;
    }

    return 0;
}