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
13220
13219
13218
13217
13216
13215
13214
13213
13212
13211
13210
13209
13208
13207
13206
13205
13204
13203
13202
13201
13200