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

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

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

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

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