Y \ X
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
4481
4482
4483
4484
4485
4486
4487
4488
4489
4490
4491
4492
4493
4494
4495
4496
4497
4498
4499
4500
12000
11999
11998
11997
11996
11995
11994
11993
11992
11991
11990
11989
11988
11987
11986
11985
11984
11983
11982
11981
11980