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