Y \ X
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
13670
13669
13668
13667
13666
13665
13664
13663
13662
13661
13660
13659
13658
13657
13656
13655
13654
13653
13652
13651
13650