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

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

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

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

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