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