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