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

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

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

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

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