#include <fstream>
#include <iostream>
#include <cmath>

using namespace std;

ifstream fin("cifra.in");
ofstream fout("cifra.out");

int n, a[30000];

int main()
{
    int s, aux;
    fin>>n;
    for(int i = 0; i < n; i++)
    {
        s = 0;
        fin>>a[i];
        for(int j = 1; j <= a[i]; j++)
        {
            aux = 1;
            for(int k = 1; k <= j; k++)
                aux *= j, cout<<aux<<" ";
            s += aux;
        }
        fout<<s%10<<"\n";
    }
    return 0;
}