Y \ X
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
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
13820
13819
13818
13817
13816
13815
13814
13813
13812
13811
13810
13809
13808
13807
13806
13805
13804
13803
13802
13801
13800