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
3810
3809
3808
3807
3806
3805
3804
3803
3802
3801
3800
3799
3798
3797
3796
3795
3794
3793
3792
3791
3790