Y \ X
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
13810
13809
13808
13807
13806
13805
13804
13803
13802
13801
13800
13799
13798
13797
13796
13795
13794
13793
13792
13791
13790