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