#define _USE_MATH_DEFINES
#include <bits/stdc++.h>
using namespace std;

//template
#define rep(i,a,b) for(int i=(int)(a);i<(int)(b);i++)
#define ALL(v) (v).begin(),(v).end()
typedef long long int ll;
const int inf = 0x3fffffff; const ll INF = 0x1fffffffffffffff; const double eps=1e-12;
template<typename T>inline bool chmax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
template<typename T>inline bool chmin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
//end

int a[510][510];

int main(){
   int n; cin>>n;
   rep(i,0,n)a[i][i]=i+1;
   int v=2;
   for(int i=2;i<n;i+=2,v++)a[0][i]=v;
   for(int i=1;i<n;i+=2,v++)a[0][i]=v;
   vector<int> b;
   rep(i,0,n)b.push_back(a[0][i]);
   rep(i,1,n){
      int s=-1;
      rep(j,0,n)if(b[j]==i+1){
         s=j; break;
      }
      for(int j=i,k=s,c=0;c<n;j=(j+1)%n,k=(k+1)%n,c++){
         a[i][j]=b[k];
      }
   }
   rep(i,0,n){
      rep(j,0,n)cout<<a[i][j]<<' ';
      cout<<'\n';
   }
   return 0;
}