Y \ X
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
14600
14599
14598
14597
14596
14595
14594
14593
14592
14591
14590
14589
14588
14587
14586
14585
14584
14583
14582
14581
14580