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