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

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

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

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

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