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

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

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

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

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