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

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

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

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

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