(0 6 5)(1 20 3)(2 8 4)(7 13 10)(9 18 16 15 11)(12 21 19 17 14)
ALLOWS (11/8)-SEQUENCE
1: (0 12 17)
(0 14 12 6 5)(1 20 3)(2 8 4)(7 13 10)(9 18 16 15 11)(17 21 19)
2: (9 18 16)
(0 14 12 6 5)(1 20 3)(2 8 4)(7 13 10)(9 15 11)(16)(17 21 19)(18)
3: (7 13 10)
(0 14 12 6 5)(1 20 3)(2 8 4)(7)(9 15 11)(10)(13)(16)(17 21 19)(18)
4: (6 14 12)
(0 14 5)(1 20 3)(2 8 4)(6)(7)(9 15 11)(10)(12)(13)(16)(17 21 19)(18)