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

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

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

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

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