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

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

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

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

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