#include #include using namespace std; const int CNT_LIMIT = 100000; long long wrongCalc(long long d) { return (long long) ((-1 + sqrt(1 + 4 * d)) / 2.0); } void work() { int cnt = 0; for (long long t = 1; ; ++t) { long long d = t * t + t - 1; if (wrongCalc(d) == t) { cout << d << endl; ++cnt; if (cnt == CNT_LIMIT) { break; } } } } int main() { work(); return 0; }