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