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

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

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

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

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