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