Y \ X
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
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
12280
12279
12278
12277
12276
12275
12274
12273
12272
12271
12270
12269
12268
12267
12266
12265
12264
12263
12262
12261
12260