(0 21 2)(1 5 3)(4 10 9)(6 11 7)(8 15 12 16 13)(14 19 17)(18 22 20)
ALLOWS (11/8)-SEQUENCE
1: (4 10 14)

(0 21 2)(1 5 3)(4 19 17 14 9)(6 11 7)(8 15 12 16 13)(10)(18 22 20)
2: (8 15 12)

(0 21 2)(1 5 3)(4 19 17 14 9)(6 11 7)(8 16 13)(10)(12)(15)(18 22 20)
3: (4 19 9)

(0 21 2)(1 5 3)(4)(6 11 7)(8 16 13)(9 17 14)(10)(12)(15)(18 22 20)(19)
4: (8 16 13)

(0 21 2)(1 5 3)(4)(6 11 7)(8)(9 17 14)(10)(12)(13)(15)(16)(18 22 20)(19)