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