Y \ X
4440
4441
4442
4443
4444
4445
4446
4447
4448
4449
4450
4451
4452
4453
4454
4455
4456
4457
4458
4459
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
5680
5679
5678
5677
5676
5675
5674
5673
5672
5671
5670
5669
5668
5667
5666
5665
5664
5663
5662
5661
5660