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
11700
11699
11698
11697
11696
11695
11694
11693
11692
11691
11690
11689
11688
11687
11686
11685
11684
11683
11682
11681
11680