Y \ X
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
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
4260
4259
4258
4257
4256
4255
4254
4253
4252
4251
4250
4249
4248
4247
4246
4245
4244
4243
4242
4241
4240