Y \ X
7550
7551
7552
7553
7554
7555
7556
7557
7558
7559
7560
7561
7562
7563
7564
7565
7566
7567
7568
7569
7570
7571
7572
7573
7574
7575
7576
7577
7578
7579
7580
7581
7582
7583
7584
7585
7586
7587
7588
7589
7590
2980
2979
2978
2977
2976
2975
2974
2973
2972
2971
2970
2969
2968
2967
2966
2965
2964
2963
2962
2961
2960