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