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

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

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

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

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