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

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

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

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

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