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