// editor4
#include<stdio.h>
int main()
{
    int n;
    scanf("%d",&n);
    if(n<0)
    {
        printf("Invalid Input");
        return 0;
    }
    long mid=n/2;
    for(long i=0i<=mid;i++)
    {
        for(long s=0;s<mid-i;s++)
        {
            printf(" ");
        }
        for(long num=1;num<=2*i+1;num++)
        {
            printf("%ld",num);
        }
        printf("\n");
    }
    for(lond i=mid-1;i>=0;i--)
    {
        for(long s=0;s<mid;s++)
        {
            printf(" ");
        }
        for (long num=1;num<=2*i+1;num++)
        {
            printf("%ld",num);
        }
        printf("\n");
    }
    return 0;
}