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

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

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

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

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