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

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

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

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

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