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