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