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