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

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

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

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

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