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

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

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

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

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