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