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

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

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

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

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