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

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

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

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

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