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
13730
13729
13728
13727
13726
13725
13724
13723
13722
13721
13720
13719
13718
13717
13716
13715
13714
13713
13712
13711
13710