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

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

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

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

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