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