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