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

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

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

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

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