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

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

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

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

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