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