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