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
14150
14149
14148
14147
14146
14145
14144
14143
14142
14141
14140
14139
14138
14137
14136
14135
14134
14133
14132
14131
14130