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