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

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

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

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

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