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

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

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

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

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