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
5470
5469
5468
5467
5466
5465
5464
5463
5462
5461
5460
5459
5458
5457
5456
5455
5454
5453
5452
5451
5450