C++ :

#include<stdio.h>
int cnt,sum;
void Print(){
    if(++cnt%20==0)
        printf("%d\n",sum);
    else printf("%d ",sum);
}
int main(){
    int i,j,N,mul;
    scanf("%d",&N);
    cnt=0;
    sum=N+1;
    mul=-1;
    for(i=1;i<=N;i++){
        sum+=mul;
        Print();
        mul*=-1;
        for(j=0;j<i;j++){
            sum+=mul*2;
            Print();
        }
    }
    for(i=N;i>1;i--){
        mul*=-1;
        sum+=mul;
        Print();
        for(j=1;j<i;j++){
            sum+=mul*2;
            Print();
        }
    }
    printf("%d\n",sum-mul);
    return 0;
}