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

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

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

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

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