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

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

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

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

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