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

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

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

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

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