(0 21 2)(1 8 6)(3 12 4 16 5)(7 11 10)(9 15 13)(14 19 17)(18 22 20)
ALLOWS (11/8)-SEQUENCE
1: (1 8 13)

(0 21 2)(1 9 15 13 6)(3 12 4 16 5)(7 11 10)(8)(14 19 17)(18 22 20)
2: (4 16 12)

(0 21 2)(1 9 15 13 6)(3 12 5)(4)(7 11 10)(8)(14 19 17)(16)(18 22 20)
3: (1 9 15)

(0 21 2)(1 13 6)(3 12 5)(4)(7 11 10)(8)(9)(14 19 17)(15)(16)(18 22 20)
4: (3 12 5)

(0 21 2)(1 13 6)(3)(4)(5)(7 11 10)(8)(9)(12)(14 19 17)(15)(16)(18 22 20)