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