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