Y \ X
5450
5451
5452
5453
5454
5455
5456
5457
5458
5459
5460
5461
5462
5463
5464
5465
5466
5467
5468
5469
5470
5471
5472
5473
5474
5475
5476
5477
5478
5479
5480
5481
5482
5483
5484
5485
5486
5487
5488
5489
5490
3990
3989
3988
3987
3986
3985
3984
3983
3982
3981
3980
3979
3978
3977
3976
3975
3974
3973
3972
3971
3970