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

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

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

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

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