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