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
13480
13479
13478
13477
13476
13475
13474
13473
13472
13471
13470
13469
13468
13467
13466
13465
13464
13463
13462
13461
13460