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

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

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

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

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