Y \ X
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
2280
2279
2278
2277
2276
2275
2274
2273
2272
2271
2270
2269
2268
2267
2266
2265
2264
2263
2262
2261
2260