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