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