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