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

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

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

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

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