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

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

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

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

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