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

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

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

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

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