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

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

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

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

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