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