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
10840
10839
10838
10837
10836
10835
10834
10833
10832
10831
10830
10829
10828
10827
10826
10825
10824
10823
10822
10821
10820