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

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

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

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

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