Y \ X
12840
12841
12842
12843
12844
12845
12846
12847
12848
12849
12850
12851
12852
12853
12854
12855
12856
12857
12858
12859
12860
12861
12862
12863
12864
12865
12866
12867
12868
12869
12870
12871
12872
12873
12874
12875
12876
12877
12878
12879
12880
2840
2839
2838
2837
2836
2835
2834
2833
2832
2831
2830
2829
2828
2827
2826
2825
2824
2823
2822
2821
2820