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
10400
10399
10398
10397
10396
10395
10394
10393
10392
10391
10390
10389
10388
10387
10386
10385
10384
10383
10382
10381
10380