Y \ X
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
13650
13649
13648
13647
13646
13645
13644
13643
13642
13641
13640
13639
13638
13637
13636
13635
13634
13633
13632
13631
13630