打表！！！！！！！！时间和空间都给我跪下

时间和空间都给我跪下

#include<stdio.h>
int main(){
    int a[15]{2,4,11,31,83,227,616,1674,4550,13104,35163,95603,258595,702147,1835421},k;
    scanf("%d",&k);printf("%d",a[k-1]);
}