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

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

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

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

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