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