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

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

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

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

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