Y \ X
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
12460
12459
12458
12457
12456
12455
12454
12453
12452
12451
12450
12449
12448
12447
12446
12445
12444
12443
12442
12441
12440