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

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

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

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

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