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