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