#include <iostream>
#include <fstream>
#include <algorithm>
#define N 105
using namespace std;
ifstream fin(".in");
ofstream fout(".out");
int a[N][N], n;

int main()
{
    int i, j;
    cin>>n;
    for(i=n;i>=1;i--)
        for(j=1;j<=n;j++)
         if(i==n) a[i][j]=n;
         else if(j==1)a[i][j]=i;
          else a[i][j]=a[i+1][j-1]+a[i][j-1];

    for(i=1;i<=n;i++, cout<<"\n")
        for(j=1;j<=n;j++)
        cout<<a[i][j]<<" ";
    return 0;
}