Y \ X
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
13150
13149
13148
13147
13146
13145
13144
13143
13142
13141
13140
13139
13138
13137
13136
13135
13134
13133
13132
13131
13130