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

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

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

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

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