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

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

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

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

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