Y \ X
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
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
10510
10509
10508
10507
10506
10505
10504
10503
10502
10501
10500
10499
10498
10497
10496
10495
10494
10493
10492
10491
10490