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