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