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

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

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

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

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