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

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

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

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

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