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

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

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

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

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