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