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