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