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

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

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

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

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