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