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