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