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

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

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

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

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