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

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

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

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

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