(0 4 2)(1 11 9 5 3)(6 12 10 8 7)
ALLOWS (11/8)-SEQUENCE
1: (0 4 6)
(0 12 10 8 7 6 2)(1 11 9 5 3)(4)
2: (3 9 5)
(0 12 10 8 7 6 2)(1 11 9)(3)(4)(5)
3: (2 10 8)
(0 12 10)(1 11 9)(2 7 6)(3)(4)(5)(8)
4: (1 11 9)
(0 12 10)(1)(2 7 6)(3)(4)(5)(8)(9)(11)