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