// editor5
#include<stdio.h>
int main(){
    int n;
    scanf("%d",&n);
    
    if(n<0 || n>10){
        printf("Invalid Input");
        return 0;
    }
    int s =2 * n-l;
    for(int i=0;i<s;i++){
        for(int j=0;j<s;j++){
            int t=i;
            int l=j;
            int b = s-1-i;
            int r = s-1-j;
            
            int md = t;
            if(l<md) md =l;
            if(b<md) md =b:
            if(r<md) md =r;
            printf("%d",n-md);
        }
        printf("\n");
    }
    return 0;
}