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

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

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

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

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