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

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

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

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

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