#include <bits/stdc++.h>
#define rep(i,n) for(int i=0;i<(int)(n);i++)
using namespace std;
using ll = long long ;
using P = pair<int,int> ;
using pll = pair<long long,long long>;
constexpr int INF = 1e9;
constexpr long long LINF = 1e17;
constexpr int MOD = 1000000007;
constexpr double PI = 3.14159265358979323846;

int main(){
    int n;
    cin >> n;
    vector<vector<int>> a(n,vector<int>(n,0));
    rep(i,n){
        int id = (2*i)%n;
        for(int j=0;j<n;j++){
            a[i][j] = id;
            id = (id - 1 + n)%n;
        }
    }
    rep(i,n){
        rep(j,n) cout << a[i][j]+1 << " ";
        cout << endl;
    }
    return 0;
}