#include<stdio.h>
int main()
{
    int n = 0;
    int arr[30][30] = {0};
    scanf("%d",&n);
    int i = 0;
    int j = 0;
    for(i=0;i<n;++i)
    {
        for(j=0;j<n;++j)
        {
            if(j==0)
                arr[i][j] = 1;
            if(i==j)
                arr[i][j] = 1;
            if(i>=2 && j>=1)
            {
                arr[i][j] = arr[i-1][j-1] + arr[i-1][j];
            }
        }
    }
    for(i=0;i<n;++i)
    {
        for(j=0;j<=i;++j)
        {
            printf("%5d",arr[i][j]);
        }
        printf("\n");
    }
    return 0;
}