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

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

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

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

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