Y \ X
12450
12451
12452
12453
12454
12455
12456
12457
12458
12459
12460
12461
12462
12463
12464
12465
12466
12467
12468
12469
12470
12471
12472
12473
12474
12475
12476
12477
12478
12479
12480
12481
12482
12483
12484
12485
12486
12487
12488
12489
12490
4490
4489
4488
4487
4486
4485
4484
4483
4482
4481
4480
4479
4478
4477
4476
4475
4474
4473
4472
4471
4470