Y \ X
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
13750
13749
13748
13747
13746
13745
13744
13743
13742
13741
13740
13739
13738
13737
13736
13735
13734
13733
13732
13731
13730