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