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

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

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

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

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