Y \ X
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
4180
4179
4178
4177
4176
4175
4174
4173
4172
4171
4170
4169
4168
4167
4166
4165
4164
4163
4162
4161
4160