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
12640
12639
12638
12637
12636
12635
12634
12633
12632
12631
12630
12629
12628
12627
12626
12625
12624
12623
12622
12621
12620