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