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