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

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

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

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

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