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