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

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

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

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

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