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