(0 21 18)(1 19 17 14 4)(2 7 5)(3 20 16 13 11)(6 12 10)(8 15 9)
ALLOWS (11/8)-SEQUENCE
1: (0 4 17)
(0 14 4 21 18)(1 19 17)(2 7 5)(3 20 16 13 11)(6 12 10)(8 15 9)
2: (3 20 16)
(0 14 4 21 18)(1 19 17)(2 7 5)(3 13 11)(6 12 10)(8 15 9)(16)(20)
3: (0 21 18)
(0)(1 19 17)(2 7 5)(3 13 11)(4 21 14)(6 12 10)(8 15 9)(16)(18)(20)
4: (1 19 17)
(0)(1)(2 7 5)(3 13 11)(4 21 14)(6 12 10)(8 15 9)(16)(17)(18)(19)(20)