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

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

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

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

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