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

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

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

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

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