Y \ X
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
12900
12899
12898
12897
12896
12895
12894
12893
12892
12891
12890
12889
12888
12887
12886
12885
12884
12883
12882
12881
12880