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

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

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

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

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