Y \ X
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
14100
14099
14098
14097
14096
14095
14094
14093
14092
14091
14090
14089
14088
14087
14086
14085
14084
14083
14082
14081
14080