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