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

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

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

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

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