Y \ X
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
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
12250
12249
12248
12247
12246
12245
12244
12243
12242
12241
12240
12239
12238
12237
12236
12235
12234
12233
12232
12231
12230