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

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

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

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

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