1, 1
2, 197
198, 280
281, 562
564, 1522
1523, 1771
1772, 1955
1956, 2108
2109, 2222
2223, 2504
2505, 2758
2759, 3040
3041, 3078
3080, 3381
3382, 3405
3406, 3445
3446, 3554
3555, 3660
3661, 3786
3787, 4063
4064, 4158
4159, 4303
4304, 4513
4514, 4605
4606, 4627