Y \ X
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
11840
11839
11838
11837
11836
11835
11834
11833
11832
11831
11830
11829
11828
11827
11826
11825
11824
11823
11822
11821
11820