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
14590
14589
14588
14587
14586
14585
14584
14583
14582
14581
14580
14579
14578
14577
14576
14575
14574
14573
14572
14571
14570