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

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

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

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

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