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

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

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

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

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