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

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

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

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

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