Y \ X
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
13630
13629
13628
13627
13626
13625
13624
13623
13622
13621
13620
13619
13618
13617
13616
13615
13614
13613
13612
13611
13610