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

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

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

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

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