Y \ X
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
9780
9779
9778
9777
9776
9775
9774
9773
9772
9771
9770
9769
9768
9767
9766
9765
9764
9763
9762
9761
9760