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
14060
14059
14058
14057
14056
14055
14054
14053
14052
14051
14050
14049
14048
14047
14046
14045
14044
14043
14042
14041
14040