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