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
5380
5379
5378
5377
5376
5375
5374
5373
5372
5371
5370
5369
5368
5367
5366
5365
5364
5363
5362
5361
5360