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