Y \ X
4230
4231
4232
4233
4234
4235
4236
4237
4238
4239
4240
4241
4242
4243
4244
4245
4246
4247
4248
4249
4250
4251
4252
4253
4254
4255
4256
4257
4258
4259
4260
4261
4262
4263
4264
4265
4266
4267
4268
4269
4270
3000
2999
2998
2997
2996
2995
2994
2993
2992
2991
2990
2989
2988
2987
2986
2985
2984
2983
2982
2981
2980