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

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

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

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

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