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