Y \ X
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
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
13660
13659
13658
13657
13656
13655
13654
13653
13652
13651
13650
13649
13648
13647
13646
13645
13644
13643
13642
13641
13640