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