Y \ X
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
9820
9819
9818
9817
9816
9815
9814
9813
9812
9811
9810
9809
9808
9807
9806
9805
9804
9803
9802
9801
9800