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