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