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