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
11370
11369
11368
11367
11366
11365
11364
11363
11362
11361
11360
11359
11358
11357
11356
11355
11354
11353
11352
11351
11350