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