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