numerele formate din 6 cifre identice=111 111, 222 222, 333 333, 444 444, 555 555, 666 666, 777 777, 888 888, 999 999
111 110, 111 111, 111 112
222 221, 222 222, 222 223
333 332, 333 333, 333 334
444 443,.444 444, 444 445
555 554, 555 555, 555 556
666 665, 666 666, 666 667
777 776, 777 777, 777 778
888 887, 888 888, 888 889
999 998, 999 999, 1 000 000
