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

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

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

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

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