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