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