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

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

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

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

(0 17 2)(1 11 9)(3)(4)(5)(6 14 10)(7 13 8)(12)(15)(16)(18)