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