Y \ X
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
9150
9149
9148
9147
9146
9145
9144
9143
9142
9141
9140
9139
9138
9137
9136
9135
9134
9133
9132
9131
9130