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