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

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

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

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

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