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

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

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

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

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