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
10660
10659
10658
10657
10656
10655
10654
10653
10652
10651
10650
10649
10648
10647
10646
10645
10644
10643
10642
10641
10640