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

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

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

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

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