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