Y \ X
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
15490
15489
15488
15487
15486
15485
15484
15483
15482
15481
15480
15479
15478
15477
15476
15475
15474
15473
15472
15471
15470