#include <cstdio>
#include <cstdlib>
#include <cstddef>
#include <vector>
#include <algorithm>
#include <cmath>
#include <string>
#include <iostream>
#include <iomanip>
#define L64 long long

int main(void)
{
  for (L64 i = 999999999; 999900000 <= i; i--){
    std::cout << i * (i + 1LL) - 1LL << std::endl;
  }
}