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

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

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

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

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