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

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

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

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

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