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

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

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

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

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