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

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

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

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

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