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

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

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

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

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