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

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

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

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

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