(0 17 4)(1 16 2)(3 19 5)(6 20 8)(7 11 9)(10 14 12)(13 18 15)
ALLOWS (11/8)-SEQUENCE
1: (2 14 16)

(0 17 4)(1 16 12 10 14)(2)(3 19 5)(6 20 8)(7 11 9)(13 18 15)
2: (13 18 15)

(0 17 4)(1 16 12 10 14)(2)(3 19 5)(6 20 8)(7 11 9)(13)(15)(18)
3: (0 17 4)

(0)(1 16 12 10 14)(2)(3 19 5)(4)(6 20 8)(7 11 9)(13)(15)(17)(18)
4: (1 16 12)

(0)(1 10 14)(2)(3 19 5)(4)(6 20 8)(7 11 9)(12)(13)(15)(16)(17)(18)