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

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

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

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

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