#include
     
      int gcd(int x,int y){    if(y==0)return x;    return gcd(y,x%y);}int main(){    int _case,n,i,j,k;    scanf("%d",&_case);    while(_case--)    {        scanf("%d",&n);        for(i=n/2; i
      
       =n)printf("%d\n",n-1);        else        {            long long mul=1;            mul=mul*i/k*(n-i);            printf("%I64d\n",mul);        }    }    return 0;}