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

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

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

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

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