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

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

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

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

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