#include <iomanip>
using namespace std;
int main()
{
    int n;
	cin>>n;
	int a[25][25];
	for(int i=0;i<n;i++){
		for(int j=0;j<=i;j++){
			if(j==0||j==i)
				a[i][j]=1;
			else{
				a[i][j]=a[i-1][j-1]+a[i-1][j]; 
			}
			cout<<a[i][j]<<" ";
		}
		cout<<endl;
	} 
    return 0;
}