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

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

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

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

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