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

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

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

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

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